A measure of risk per unit of expected return A.standard deviation B . Coefficient of variation C.Correlation coefficient D. Beta

A measure of risk per unit of expected return A.standard deviation B . Coefficient of variation C.Correlation coefficient D. Beta 
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Answer: B 
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Last Answer : (C) It allows one to determine the degree or strength of the association be tween two variables.

Can Coefficient of variation of a set of data to be zero?

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Last Answer : Yes, if there is no variation: all the data have to have thesame value and that value must be non-zero.

Is it possible for a coefficient of variation of a set of data to be zero Explain.?

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Last Answer : Yes it is. If all the observations have the same non-zero valuethen the coefficient of variation will be zero.

Is it possible for a coefficient of variation to be negative Explain.?

Description : Is it possible for a coefficient of variation to be negative Explain.?

Last Answer : Of course it is! If the mean of a set of data is negative, thenthe coefficient of variation will be negative.

What is a coefficient of variation?

Description : What is a coefficient of variation?

Last Answer : What is the answer ?

Coefficient of variation calculated by

Description : Coefficient of variation calculated by

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

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Last Answer : It shows you how dispersed the results are.

Standard deviation and mean?

Description : Standard deviation and mean?

Last Answer : It is very handy to just memorize the 68 – 95 – 99.7 rule. It means 68% of the population is within +/-1 SD, 95% are within 2 SD and 99.7 are within 3 SD.

Statistics question. Finding the standard deviation for these numbers: 1, 2, 98, 100, 105.

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Last Answer : Hint: There aren’t going to be any trick questions in statistics. There is enough information to calculate the standard deviation.

How to understand this Standard Deviation question?

Description : How to understand this Standard Deviation question?

Last Answer : So, this question is related to the definition of standard deviation, rather then having to calculate it. I refer you to wikipedia, which has a decent write-up. Specifically the rules for normally distributed data ... the math there is too high-level, just take a good look at the plot on the right.

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Last Answer : Do you have a graphing calculator?

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Last Answer : answer:

What is the standard deviation ?

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Last Answer : Ideal deviation is a statistical method of measuring business risk.

What type of measures are the range and the standard deviation?

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Last Answer : They are measures of the spread of data.

What is the standard deviation of the following data set rounded to the nearest tenth 52.1 45.5 51 48.8 43.6?

Description : What is the standard deviation of the following data set rounded to the nearest tenth 52.1 45.5 51 48.8 43.6?

Last Answer : Feel Free to Answer

In the Empirical Rule of data will fall in with two standard deviation.?

Description : In the Empirical Rule of data will fall in with two standard deviation.?

Last Answer : Approx 95% of the observations.