What is the difference between validity and reliability?

What is the difference between validity and reliability?
by

1 Answer

Answer :

I think that with reliability we mean that the plans tha youpropose are based on some spesific and realistic elements. Withvalidity I think that we mean that these elements are true andmodern.
by
selected by

Related questions

Which one most closely refers to a judgment of the extent to which scores from a test can be used to infer, or predict, the examinees' performance in some activity: a. Content reliability b. Face validity c. Criterion-related validity d. Inference validity

Description : Which one most closely refers to a judgment of the extent to which scores from a test can be used to infer, or predict, the examinees' performance in some activity: a. Content reliability b. Face validity c. Criterion-related validity d. Inference validity

Last Answer : c. Criterion-related validity

Which is the process of gathering evidence supporting inferences based test scores? a. Validation b. Validity c. Reliability d. Prediction

Description : Which is the process of gathering evidence supporting inferences based test scores? a. Validation b. Validity c. Reliability d. Prediction

Last Answer : a. Validation

Which one of the following is consists of rules for assigning numbers to objects to represent quantities of attributes? a. Reliability b. Measurement c. Measurement error d. Validity

Description : Which one of the following is consists of rules for assigning numbers to objects to represent quantities of attributes? a. Reliability b. Measurement c. Measurement error d. Validity

Last Answer : b. Measurement

Which of the following is necessary in obtaining informed consent? a. A description of the statistical analyses that will be carried out b. A description of the purpose of the research c. A description of the reliability and validity of test instruments d. A list of publications that the researcher has had in the last ten years

Description : Which of the following is necessary in obtaining informed consent? a. A description of the statistical analyses that will be carried out b. A description of the purpose of the research c. A description ... test instruments d. A list of publications that the researcher has had in the last ten years

Last Answer : b. A description of the purpose of the research

Nestle develops a scale to measure young adults' attitudes toward snacking. There is concern that if the questions were given to the same person several times they would produce different answers, Nestle is concerned about the scale's A)validity B)capacity C)dependability D)reliability

Description : Nestle develops a scale to measure young adults' attitudes toward snacking. There is concern that if the questions were given to the same person several times they would produce different answers, Nestle is concerned about the scale's A)validity B)capacity C)dependability D)reliability

Last Answer : D)reliability

The objectivity of the research can be enhanced Options: A) Through its reliability B) Through its validity C) Through its impartiality D) All of the above

Description : The objectivity of the research can be enhanced Options: A) Through its reliability B) Through its validity C) Through its impartiality D) All of the above

Last Answer : D) All of the above

Reliability in the fundamental quality of a research which also reflects Options: A) Validity B) Verifiability C) Purity of data D) Superiority

Description : Reliability in the fundamental quality of a research which also reflects Options: A) Validity B) Verifiability C) Purity of data D) Superiority

Last Answer : A) Validity

A teacher, after preparing a question paper, checks whether the questions test specific testing objectives. He is concerned primarily about the question papers Options: A) content coverage B) typology of questions C) reliability D) validity

Description : A teacher, after preparing a question paper, checks whether the questions test specific testing objectives. He is concerned primarily about the question papers Options: A) content coverage B) typology of questions C) reliability D) validity

Last Answer : D) validity

Which of the following is a characteristic of a good test? Options: A) Validity B) Reliability C) Usability D) All of the above

Description : Which of the following is a characteristic of a good test? Options: A) Validity B) Reliability C) Usability D) All of the above

Last Answer : D) All of the above 

When a teacher ensures that students complete an exercise in mathematics and makes sure instructions are clear and specific. The teacher ensures the ........ aspect of assessment Options: A) A Validity B) Practicality C) Reliability D) Wash-back effect

Description : When a teacher ensures that students complete an exercise in mathematics and makes sure instructions are clear and specific. The teacher ensures the ........ aspect of assessment Options: A) A Validity B) Practicality C) Reliability D) Wash-back effect

Last Answer : A) A Validity 

Which of the following statement is correct? Options: A) Reliability ensures validity B) Validity ensures reliability C) Reliability and validity are independent of each other D) Reliability does not depend on objectivity

Description : Which of the following statement is correct? Options: A) Reliability ensures validity B) Validity ensures reliability C) Reliability and validity are independent of each other D) Reliability does not depend on objectivity

Last Answer : C) Reliability and validity are independent of each other 

Which of the following is not a characteristic of a good achievement test? (A) Reliability (B) Objectivity (C) Ambiguity (D) Validity

Description : Which of the following is not a characteristic of a good achievement test? (A) Reliability (B) Objectivity (C) Ambiguity (D) Validity

Last Answer : (C) Ambiguity

How can the objectivity of the research be enhanced? (A) Through its impartiality (B) Through its reliability (C) Through its validity (D) All of these

Description : How can the objectivity of the research be enhanced? (A) Through its impartiality (B) Through its reliability (C) Through its validity (D) All of these

Last Answer : (D) All of these

Which of the following statement is correct ? (A) Reliability ensures validity (B) Validity ensures reliability (C) Reliability and validity are independent of each other (D) Reliability does not depend on objectivity

Description : Which of the following statement is correct ? (A) Reliability ensures validity (B) Validity ensures reliability (C) Reliability and validity are independent of each other (D) Reliability does not depend on objectivity

Last Answer : Answer: B  These two terms, reliability and validity, are often used interchangeably when they are not related to statistics. When critical readers of statistics use these terms, however, they refer to different ... step on it) but will not be valid, since it is not reading your actual weight. 

Define software reliability. What is the difference between hardware & software reliability?

Description : Define software reliability. What is the difference between hardware & software reliability?

Last Answer : Ans:Software reliability is the probability that software will provide failure-free operation in a fixed environment for a fixed interval of time. Probability of failure is the probability ... get system reliability. The source of failure in hardware has generally being physically deterioration.

What is your opinion on the validity, of a polygraph(lie detector) test?

Description : What is your opinion on the validity, of a polygraph(lie detector) test?

Last Answer : Not worth it’s weight in peanut butter. As reliable as a ouija board. There are too many people who can fool a polygraph. That is why it is inadmissible in court.

How are the validity of moral obligations objective?

Description : How are the validity of moral obligations objective?

Last Answer : answer:In my view, they can't possibly be. Moral views are almost by definition those of a particular person; not necessarily shared by society at large, and very seldom backed by objective evidence or ... obligations, and there isn't - and cannot be - universally shared views of a moral issue.

Can you attest the validity of this phrase "No Good deed goes un-punished"?

Description : Can you attest the validity of this phrase "No Good deed goes un-punished"?

Last Answer : I don’t think that it is true at all.

Validity of an answer according to Lurve?

Description : Validity of an answer according to Lurve?

Last Answer : Yes

How, if possible, can you determine the moral or spiritual validity of any belief system?

Description : How, if possible, can you determine the moral or spiritual validity of any belief system?

Last Answer : There is no objective criteria that can be used otherwise we would all believe the same thing. I would simply ask what harm might result from believing this and is it uplifting or beautiful.

If the idea of a collective unconsious has any validity, with the same going for a collective super/higher or over-consious,does the internet represent a de facto collective consious?

Description : If the idea of a collective unconsious has any validity, with the same going for a collective super/higher or over-consious,does the internet represent a de facto collective consious?

Last Answer : For a question that uses the word unconscious so much, you might want to learn how to spell it correctly.

Why does individualism require validity from a collective?

Description : Why does individualism require validity from a collective?

Last Answer : answer:I think as people, we tend to have to put a label on everything. From that, even individualism has to be categorized so that we can feel better about it. It's more comfortable that way. ... someone who acts or does something in their own way, Therefor, everyone is an individual in some way.

According to the new RBI regulations, how long is the validity of checks and bank drafts? -General Knowledge

Description : According to the new RBI regulations, how long is the validity of checks and bank drafts? -General Knowledge

Last Answer : answer:

According to the new RBI regulations, how long is the validity of checks and bank drafts? -General Knowledge

Description : According to the new RBI regulations, how long is the validity of checks and bank drafts? -General Knowledge

Last Answer : Revised validity period of Cheques, Drafts, Pay Orders & Banker's Cheques. As per RBI guidelines, with effect from April 1, 2012, the validity period of Cheques, Demand Drafts, Pay Orders and Banker's Cheques will be reduced from 6 months to 3 months, from the date of issue of the instrument.

What is critiquing the validity of the proposition of the renaissance?

Description : What is critiquing the validity of the proposition of the renaissance?

Last Answer : .

What is the minimum validity period of short term internet and voice call package in mobile phone service of Bangladesh Telecommunication and Regulation Commission ?

Description : What is the minimum validity period of short term internet and voice call package in mobile phone service of Bangladesh Telecommunication and Regulation Commission ?

Last Answer : Answer : Bangladesh Telecommunication and Regulatory Commission has fixed minimum duration of short term internet and voice call package in mobile phone service for three days.

What is the validity of gas kinetics ?

Description : What is the validity of gas kinetics ?

Last Answer : The kinetic theory of gas is also called kinetic-molecular theory. The theory that scientists have proposed regarding the molecular and molecular motion or velocity of gas is known as the ... interested in explaining the behavior of gas. Scientists Maxwell and Kelvin modernized their kinetic model.

1 GB net for 9 taka in Teletalk mother's smile SIM and you have to recharge to get 6 validity . What other bumper offers like this ?

Description : 1 GB net for 9 taka in Teletalk mother's smile SIM and you have to recharge to get 6 validity . What other bumper offers like this ?

Last Answer : Yes , it is true. If you recharge 9 taka you will get 1 GB. Teletalk has been offering this for a long time.

How to extend MB validity in GP limit ?

Description : How to extend MB validity in GP limit ?

Last Answer : Share MB extension system in GP SIM . . 3 Grameenphone * 566 * 13 #, * 566 * 10 # and * 566 * 26 # This package can easily extend the validity of the Internet. Grameenphone offers new internet for several days in a ... # and if you take 50 MB, it can be seen in * 56 * 13 # , so beware of GP trap.

Airtel 60 minutes for 43 rupees and 4 GB validity 10 days , how do I check the minutes of this offer ?

Description : Airtel 60 minutes for 43 rupees and 4 GB validity 10 days , how do I check the minutes of this offer ?

Last Answer : You can check the minutes by dialing * ৭৭৮ * 3 # .

validity of the email in the list

Description : When I create an email in the list, is it forever? Or does it deactivate over time?

Last Answer : Email validity is infinite when you log in regularly. But if you do not log in for half a year, they will deactivate your email. It happened to me.

Validity of the old lease

Description : Hello, In 2012 I wrote a contract with the owner on a future contract with the fact that he will rent me a family house in 4 years, so in 2016. We also wrote a lease agreement but under the old ... work either. Will my lease be valid in 2016 ??? Thank you for your reply with regards, Mr. Stanislav

Last Answer : Need Answer

Is the fence still built by one neighbor still his property or has it become the joint property of both neighbors with the validity of the new civil law?

Last Answer : The fence is the one who proves (or who confesses) that he built it. When no one claims ownership of a fence, the fence is whose land or interest they protect. When it is not clear what protects the fence, the court will decide on the ownership of the fence.

Have you looked at your marriage certificate and looked for a validity period?

Last Answer : I had two and both had long since expired. It wasn't even written there: D

What is the validity of the recipe

Description : I forgot to pick up the medicine. It's been 8 days. It probably won't pay me anymore, will it? I have a pretty long way to see a doctor for another prescription.

Last Answer : usually 7 days, but in the pharmacy today they no longer look at it despite this they give you medication I also go to medication late and they never told me anything :)

How do scientists ensure the validity of their conclusions when performing an experiment?

Description : How do scientists ensure the validity of their conclusions when performing an experiment?

Last Answer : What is the answer ?

What are some scientific studies showing the validity of psychic readings?

Description : What are some scientific studies showing the validity of psychic readings?

Last Answer : There are no scientific studies showing the validity of psychic readings. The reason for this is because there is no scientific proof that it is legitimate. You can read reviews from people who have stories of it working for them, but that is all the proof you can get.

Which one of the following statements about Electoral Government in India is not correct? (1) The superintendence, direction and control of elections are vested in the Election Commission of India. (2) There is one general electoral roll for every territorial constituency. (3) The Parliament has the power to make laws relating to the delimitation of constituencies. (4) The Supreme Court of India has the authority to scrutinize the validity of a law relating to delimitation of constituencies.

Description : Which one of the following statements about Electoral Government in India is not correct? (1) The superintendence, direction and control of elections are vested in the Election Commission of India ... has the authority to scrutinize the validity of a law relating to delimitation of constituencies.

Last Answer : (4) The Supreme Court of India has the authority to scrutinize the validity of a law relating to delimitation of constituencies. Explanation: Under Article 82 of the constitution, ... the delimitation commission demarcates the boundary of parliamentary constituency on the basis of Delimitation Act.

A college student desires to get elected to the municipal council of his city. The validity of his nomination would depend on the important condition, among others, that? (1) He obtains permission from the principal of his college. (2) He is a member of a political party. (3) His name figures in the voter's list. (4) He files a declaration owing allegiance to the constitution of India.

Description : A college student desires to get elected to the municipal council of his city. The validity of his nomination would depend on the important condition, among others, that? (1) He obtains permission from ... the voter's list. (4) He files a declaration owing allegiance to the constitution of India.

Last Answer : (3) His name figures in the voter's list. Explanation: The validity of nomination of a person to get elected to the municipal council would depend on the condition that his name should be figured in the voter's list.

What does the "Judicial Review" function of the Supreme Court mean? (1) Review its own judgement (2) Review the functioning of judiciary in the country (3) Examine the constitutional validity of the laws (4) Undertake periodic review of the Constitution

Description : What does the "Judicial Review" function of the Supreme Court mean? (1) Review its own judgement (2) Review the functioning of judiciary in the country (3) Examine the constitutional validity of the laws (4) Undertake periodic review of the Constitution

Last Answer : (3) Examine the constitutional validity of the laws Explanation: The Supreme Court has been given the power to decide whether a law passed by the Parliament or the State legislatures and the executive ... such a law or executive decision is found unconstitutional, then it can declare it as invalid.

Which are needed to compute the logical inference algorithm? a) Logical equivalence b) Validity c) Satisfiability d) All of the mentioned

Description : Which are needed to compute the logical inference algorithm? a) Logical equivalence b) Validity c) Satisfiability d) All of the mentioned

Last Answer : d) All of the mentioned

The need for independent audits of financial statements can be attributed to all of the following conditions except: a. Validity b. Remoteness c. Consequence d. Complexity of subject matter

Description : The need for independent audits of financial statements can be attributed to all of the following conditions except: a. Validity b. Remoteness c. Consequence d. Complexity of subject matter

Last Answer : Validity

The essence of the attest function is to a. Detect fraud. b. Examine individual transactions so that the auditor can certify as to their validity. c. Determine whether the client's financial statements are fairly stated. d. Ensure the consistent application of correct accounting procedures.

Description : The essence of the attest function is to a. Detect fraud. b. Examine individual transactions so that the auditor can certify as to their validity. c. Determine whether the client's financial statements are fairly stated. d. Ensure the consistent application of correct accounting procedures.

Last Answer : Determine whether the client's financial statements are fairly stated.

Which of the following statements is not a distinction between independent auditing and internal auditing? a. Independent auditors represent third party users external to the auditee entity, whereas internal auditors report directly to management. b. Internal auditors are employees of the auditee, whereas independent auditors are independent contractors. c. The internal auditor's span of coverage goes beyond financial auditing to encompass operational and performance auditing. d. Although independent auditors strive for both validity and relevance of evidence, internal auditors are concerned almost exclusively with validity.

Description : Which of the following statements is not a distinction between independent auditing and internal auditing? a. Independent auditors represent third party users external to the auditee entity, ... validity and relevance of evidence, internal auditors are concerned almost exclusively with validity.

Last Answer : Although independent auditors strive for both validity and relevance of evidence, internal auditors are concerned almost exclusively with validity.

The practitioner makes a critical assessment of validity of audit evidence, with a questioning mind and being alert to conditions which may indicate possible misstatement due to error or fraud. a. Objectivity and integrity b. Professional c. Independence is mental attitude d. Sufficient appropriate evidence

Description : The practitioner makes a critical assessment of validity of audit evidence, with a questioning mind and being alert to conditions which may indicate possible misstatement due to error or ... integrity b. Professional skepticism c. Independence is mental attitude d. Sufficient appropriate evidence

Last Answer : Professional skepticism

A professional identification card has a validity of: a. Six years b. Five years c. Four years d. Three years

Description : A professional identification card has a validity of: a. Six years b. Five years c. Four years d. Three years

Last Answer : Three years

Validity period of ID card is a) 1 Year b) 2 Year c) Six month d) 3 year

Description : Validity period of ID card is a) 1 Year b) 2 Year c) Six month d) 3 year

Last Answer : d) 3 year

Which of the following is an obligation of being an ICAO contracting state? a. ICAO must be informed about all new flight crew licenses and any suspended validity of such licenses b. ICAO must be informed about differences from the standards detailed in any of the annexes to the Chicago convention c. ICAO must approve the pricing of tickets on international airline connections d. ICAO must be informed about changes to national regulations

Description : Which of the following is an obligation of being an ICAO contracting state? a. ICAO must be informed about all new flight crew licenses and any suspended validity of such licenses ... of tickets on international airline connections d. ICAO must be informed about changes to national regulations

Last Answer : b. ICAO must be informed about differences from the standards detailed in any of the annexes to the Chicago convention