Regression coefficient is independent of

Regression coefficient is independent of
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When the correlation coefficient, r, is close to one: a. there is no relationship between the two variables b. there is a strong linear relationship between the two variables c. it is impossible to tell if there is a relationship between the two variables d. the slope of the regression line will be close to one

Description : When the correlation coefficient, r, is close to one: a. there is no relationship between the two variables b. there is a strong linear relationship between the two variables c. it is impossible to ... a relationship between the two variables d. the slope of the regression line will be close to one

Last Answer : b. there is a strong linear relationship between the two variables 

Coefficient of skewness for normal distribution is

Description : Coefficient of skewness for normal distribution is

Last Answer : Ans. 0

The formulae of Karl pearson’s coefficient of Skewness

Description : The formulae of Karl pearson’s coefficient of Skewness

Last Answer : Ans. CSK=

Coefficient of variation calculated by

Description : Coefficient of variation calculated by

Last Answer : Ans. CV = (SD/Mean) x 100

The district level extension programme launched in independent India was in

Description : The district level extension programme launched in independent India was in

Last Answer : Ans. Etawah

In steady state forced vibrations, the amplitude of vibrations at resonance is _____________ damping coefficient. A equal to B directly proportional to C inversely proportional to D independent of

Description : In steady state forced vibrations, the amplitude of vibrations at resonance is _____________ damping coefficient. A equal to B directly proportional to C inversely proportional to D independent of

Last Answer : C inversely proportional to

In steady state forced vibrations, the amplitude of vibrations at resonance is __________ damping coefficient. A. Equal to B. Directly proportional to C. Inversely proportional toD. Independent of

Description : In steady state forced vibrations, the amplitude of vibrations at resonance is __________ damping coefficient. A. Equal to B. Directly proportional to C. Inversely proportional toD. Independent of

Last Answer : C. Inversely proportional to

n steady state forced vibrations, the amplitude of vibrations at resonance is _____________ damping coefficient. a) equal to b) directly proportional to c) inversely proportional to d) independent of

Description : n steady state forced vibrations, the amplitude of vibrations at resonance is _____________ damping coefficient. a) equal to b) directly proportional to c) inversely proportional to d) independent of

Last Answer : c) inversely proportional to

In steady state forced vibrations, the amplitude of vibrations at resonance is _____________ damping coefficient. (A) equal to (B) directly proportional to (C) inversely proportional to (D) independent of

Description : In steady state forced vibrations, the amplitude of vibrations at resonance is _____________ damping coefficient. (A) equal to (B) directly proportional to (C) inversely proportional to (D) independent of

Last Answer : (C) inversely proportional to

In steady state forced vibrations, the amplitude of vibrations at resonance is _____________ damping coefficient. a) equal to b) directly proportional toc) inversely proportional to d) independent of

Description : In steady state forced vibrations, the amplitude of vibrations at resonance is _____________ damping coefficient. a) equal to b) directly proportional toc) inversely proportional to d) independent of

Last Answer : c) inversely proportional to

Coefficient of compressibility is (A) Constant for any type of soil (B) Different for different types of soils and also different for a soil under different states of consolidation (C) Different for different types of soils but same for a soil under different states of consolidation (D) Independent of type of soil but depends on the stress history of soil

Description : Coefficient of compressibility is (A) Constant for any type of soil (B) Different for different types of soils and also different for a soil under different states of consolidation (C) Different for ... of consolidation (D) Independent of type of soil but depends on the stress history of soil

Last Answer : Answer: Option B

I guess I don't quite understand regression lines?

Description : I guess I don't quite understand regression lines?

Last Answer : Without seeing how you set up your regressions it's hard to answer but did you select the appropriate regression type for your data set? Linear, exponential etc Linear is not always the one to use and you ... data-if you have a data point that is an outlier and can be eliminated that can help too.

Do you believe in past life regression?

Description : Do you believe in past life regression?

Last Answer : Where I have a big problem with it is that people who say they are in touch with their previous lives are all precious snowflakes that have been chosen, and the rest of us are just unfortunate slobs.

Am I the only one who thinks that cellular phones, smartphones in particular - are actually a kind of regression?

Description : Am I the only one who thinks that cellular phones, smartphones in particular - are actually a kind of regression?

Last Answer : Agree.

What kind of an experience is involved in a past life regression?

Description : What kind of an experience is involved in a past life regression?

Last Answer : yes, i was the asp that bit Cleopatra, this being so, i realised the purpose of my current incarnation is to continue very much in the same vein, to bite anybody who alludes to Cleopatra as a past life or indeed any similarly preposterously, pretentious, preincarnation.

How do you get through mind/memory blocks? Self-Regression?

Description : How do you get through mind/memory blocks? Self-Regression?

Last Answer : Keep a journal. If this is a recurring feeling then giving words to it can help you work it out.

What do you think about regression therapy?

Description : What do you think about regression therapy?

Last Answer : I had theraputic hypnosis, one time. It was nothing like I expected it to be. I felt in total control the entire time, leading me to believe I wasn’t even hyptonized. However, a very important realization came out of it, so I now believe I was and that it helped immensely.

Can regression analysis be applied to compute the synergy after "Firm A" aqcuires "Firm B"?

Description : Can regression analysis be applied to compute the synergy after "Firm A" aqcuires "Firm B"?

Last Answer : No. Two reasons: 1) Mathematics cannot be applied to corporate mergers. Simple reason: humans are involved. To think otherwise is to follow the same line of reasoning behind CDOs, etc. 2) The definition of “value” is highly subjective and not subject to quantification.

How to conduct a Linear regression analysis by hand?

Description : How to conduct a Linear regression analysis by hand?

Last Answer : How many variables? A bivariate regression (one dependent variable, one independent variable) is relatively simple. A multivariate regression (more than one independent variable) is much more complicated.

Infinite Regression or Levitating Super Turtle?

Description : Infinite Regression or Levitating Super Turtle?

Last Answer : We are here for mere causality, no design, no nothing, things just happened I guess

What do you understand by Clustering , Classification and Regression model. -AI Class 9th

Description : What do you understand by Clustering , Classification and Regression model. -AI Class 9th

Last Answer : Regression: It predicts continuous valued output.The Regression analysis is the statistical model which is used to predict the numeric data instead of labels. It can also identify the ... very similar and points in different clusters are different. It determines grouping among unlabeled data.

Wondering what is regression testing and when you need one?

Description : Wondering what is regression testing and when you need one?

Last Answer : Regression Testing is a type of testing that is done to verify that a code change in the software does not impact the existing functionality of the product. This is to make sure the product works fine with new functionality, bug fixes or any change in the existing feature.

The linearized regression equation for an exponential data set is log Å· = 0.14x + 0.4, where x is the number of years and y is the population. What is the predicted population when x = 15 Round your answer to the nearest whole number.?

Description : The linearized regression equation for an exponential data set is log Å· = 0.14x + 0.4, where x is the number of years and y is the population. What is the predicted population when x = 15 Round your answer to the nearest whole number.?

Last Answer : 316

RATS stand for A) Regression Analysis Time Series B) Regression Analysis Time Sharing C) Real Analysis Series D) All of above

Description : RATS stand for A) Regression Analysis Time Series B) Regression Analysis Time Sharing C) Real Analysis Series D) All of above

Last Answer : Answer : A

The first stage of neutral process of sludge digestion, is A. Acid fermentation B. Acid regression C. Alkaline fermentation D. None of these

Description : The first stage of neutral process of sludge digestion, is A. Acid fermentation B. Acid regression C. Alkaline fermentation D. None of these

Last Answer : ANS: A

pH value of sludge during alkaline regression stage, is A. More than 7 B. Less than 7 C. Less than 6 D. More than 6

Description : pH value of sludge during alkaline regression stage, is A. More than 7 B. Less than 7 C. Less than 6 D. More than 6

Last Answer : ANS: A

11. Acid regression stage of sludge digestion at a temperature 21°C extends over a period of A. 15 days B. 30 days C. 60 days D. 90 days

Description : 11. Acid regression stage of sludge digestion at a temperature 21°C extends over a period of A. 15 days B. 30 days C. 60 days D. 90 days

Last Answer : ANS: D

In the maintenance phase the product must be tested against previous test cases. This is known as testing. (a) Unit (b) Integration (c)Regression (d) Module (e) Beta

Description : In the maintenance phase the product must be tested against  previous test cases. This is known as testing. (a) Unit (b) Integration (c)Regression (d) Module (e) Beta

Last Answer : (c)Regression

What is the other name of the backward state-space search? a) Regression planning b) Progression planning c) State planning d) Test planning

Description : What is the other name of the backward state-space search? a) Regression planning b) Progression planning c) State planning d) Test planning

Last Answer : a) Regression planning

What is the other name for forward state-space search? a) Progression planning b) Regression planning c) Test planning d) None of the mentioned

Description : What is the other name for forward state-space search? a) Progression planning b) Regression planning c) Test planning d) None of the mentioned

Last Answer : a) Progression planning

RATS stands for: a) Regression Analysis Time Series b) Real Analysis Time Sharing c) Regression Analysis Series d) None of The Above

Description : RATS stands for: a) Regression Analysis Time Series b) Real Analysis Time Sharing c) Regression Analysis Series d) None of The Above

Last Answer : a) Regression Analysis Time Series

What's The Difference Between Unit Testing, Assembly Testing And Regression Testing?

Description : What's The Difference Between Unit Testing, Assembly Testing And Regression Testing?

Last Answer :  Unit testing ensures that the program unit meets the requirements which are reliable. Unit testing is normally conducted by the programmer who is supervised by the team lead. Testing the individual unit ... . The testers will run all the scripts in order to ensure that nothing has been affected.

What Is Regression Testing?

Description : What Is Regression Testing?

Last Answer : Regression testing is performed to see if the system would work well in case of any enhancements or changes in future. Here, all the scripts are run together to see that others are not affected by a change in one module.

RATS stand for a. Regression Analysis Time Series b. Regression Analysis Time Sharing c. Real Analysis Series d. All of above

Description : RATS stand for a. Regression Analysis Time Series b. Regression Analysis Time Sharing c. Real Analysis Series d. All of above

Last Answer : a. Regression Analysis Time Series

Regression testing should be performed: i. every week ii. after the software has changed iii. as often as possible iv. when the environment has changed v. when the project manager says a) i & ii are true, iii, iv & v are false b) ii, iii & iv are true, i & v are false c) ii & iv are true, i, iii & v are false d) ii is true, i, iii, iv & v are false

Description : Regression testing should be performed: i. every week ii. after the software has changed iii. as often as possible iv. when the environment has changed v. when the project manager says a) i & ii are true, iii, iv & v are ... iv are true, i, iii & v are false d) ii is true, i, iii, iv & v are false

Last Answer : c) ii & iv are true, i, iii & v are false

Impact Analysis helps to decide :- a) How much regression testing should be done. b) Exit Criteria c) How many more test cases need to written. d) Different Tools to perform Regression Testing

Description : Impact Analysis helps to decide :- a) How much regression testing should be done. b) Exit Criteria c) How many more test cases need to written. d) Different Tools to perform Regression Testing

Last Answer : a) How much regression testing should be done.

Repeated Testing of an already tested program, after modification, to discover any defects introduced or uncovered as a result of the changes in the software being tested or in another related or unrelated software component: a) Re Testing b) Confirmation Testing c) Regression Testing d) Negative Testing

Description : Repeated Testing of an already tested program, after modification, to discover any defects introduced or uncovered as a result of the changes in the software being tested or in another related or ... software component: a) Re Testing b) Confirmation Testing c) Regression Testing d) Negative Testing

Last Answer : c) Regression Testing

Big bang approach is related to A. Regression testing B. Inter system testingC. Re-testing D. Integration testing

Description : Big bang approach is related to A. Regression testing B. Inter system testingC. Re-testing D. Integration testing

Last Answer : D. Integration testing

COTS is known as A. Commercial off the shelf sA. Sanity testing B. System testing C. Smoke testing D. Regression testing

Description : COTS is known as A. Commercial off the shelf sA. Sanity testing B. System testing C. Smoke testing D. Regression testing

Last Answer : C. Smoke testing

Hotel chain find regression analysis useful in site location a)True b)False

Description : Hotel chain find regression analysis useful in site location a)True b)False

Last Answer : b)False

LaQuinta LaQuinta Motor Inns has a competitive competitive edge over its rivals because because it a. uses regression analysis to determine which variables most influence profitability b. picks better locations locations than its rivals c. picks larger locations locations than its rivals d. builds only along Interstate Interstate highways highways e. all of the above

Description : LaQuinta LaQuinta Motor Inns has a competitive competitive edge over its rivals because because it a. uses regression analysis to determine which variables most influence profitability b. picks better ... rivals d. builds only along Interstate Interstate highways highways e. all of the above

Last Answer : a. uses regression analysis to determine which variables most influence profitability

Evaluating lo ting location alternatives by c ves by comparing the ing their composite (weighted-averag -average) scores involves involves a. factor rating analysis b. cost-volume analysis cost-volume analysis c. transportation transportation model analysis analysis d. linear regression regression analysis e. crossover crossover analysis

Description : Evaluating lo ting location alternatives by c ves by comparing the ing their composite (weighted-averag -average) scores involves involves a. factor rating analysis b. cost- ... transportation model analysis analysis d. linear regression regression analysis e. crossover crossover analysis

Last Answer : a. factor rating analysis

The testing attempts to violate those procedures, which should test the adequacy of the security procedures. A. Disaster testing B. Functional testing C. Regression testing D. Compliance testing

Description : The testing attempts to violate those procedures, which should test the adequacy of the security procedures. A. Disaster testing B. Functional testing C. Regression testing D. Compliance testing

Last Answer : D. Compliance testing

The selection of test cases for regression testing A. Requires knowledge on the bug fixes and how it affect the system B. Includes the area of frequent defects C. Includes the area which has undergone many/recent code changes D. All of the above

Description : The selection of test cases for regression testing A. Requires knowledge on the bug fixes and how it affect the system B. Includes the area of frequent defects C. Includes the area which has undergone many/recent code changes D. All of the above

Last Answer : D. All of the above

Sources of regression test cases are A. Boundary tests and other pre planned tests. B. Tests that reveal bugs in the program C. Customer reported bugs D. All of the above

Description : Sources of regression test cases are A. Boundary tests and other pre planned tests. B. Tests that reveal bugs in the program C. Customer reported bugs D. All of the above

Last Answer : D. All of the above

Which of the following statements is incorrect regarding Smoker’s Keratosis? A. Typically affects the hard palate B. Minor mucous glands are swollen with red orifices C. There is a little regression if smoking is stopped

Description : Which of the following statements is incorrect regarding Smoker’s Keratosis? A. Typically affects the hard palate B. Minor mucous glands are swollen with red orifices C. There is a little regression if smoking is stopped

Last Answer : C. There is a little regression if smoking is stopped

is a statistical technique which determines and quantifies the relationship between variables and enables standard equations to be established for energy consumption. a) linear regression analysis b) time-dependent energy analysis c) moving annual total d) CUSUM

Description : is a statistical technique which determines and quantifies the relationship between variables and enables standard equations to be established for energy consumption. a) linear regression analysis b) time-dependent energy analysis c) moving annual total d) CUSUM

Last Answer : a) linear regression analysis

RATS stand for a. Regression Analysis Time Series b. Regression Analysis Time Sharing c. Real Analysis Series d. All of above

Description : RATS stand for a. Regression Analysis Time Series b. Regression Analysis Time Sharing c. Real Analysis Series d. All of above

Last Answer : a. Regression Analysis Time Series

The forecasting method that is least dependent on historical data is A)regression analysis. B)trend analysis. C)time series analysis. D)cycle analysis. E)a market test.

Description : The forecasting method that is least dependent on historical data is A)regression analysis. B)trend analysis. C)time series analysis. D)cycle analysis. E)a market test.

Last Answer : E)a market test.

Which sales forecasting technique would generally be most suitable for estimating the sales of a new product? A)Executive judgment B)Customer surveys C)Time series analysis D)Market tests E)Regression methods

Description : Which sales forecasting technique would generally be most suitable for estimating the sales of a new product? A)Executive judgment B)Customer surveys C)Time series analysis D)Market tests E)Regression methods

Last Answer : D)Market tests