Question 1

In positively skewed distributions, the mean is usually which of the following?

Options :

A : Larger than the median

B : Between the median and the mode

C : Smaller than the median

D : Equal to the median

Answer: A

Question 2

In order to satisfy ordinal level data requirements, you must be able to do which of the following?

Options :

A : Have a true zero

B : Have a constant interval from point to point

C : Be able to meaningfully arrange the data in rank order

D : Be able to establish ratios

Answer: C

Question 3

If you earn 50,000 per year and your co-worker in the same job earns 60,000, what percent adjustment do you need to equal your co-worker?

Options :

A : 18%

B : 20%

C : 10%

D : 80%

Answer: B

Question 4

You have the following salary grades and midpoints. Your org wants to have a constant midpoint progression. What would be the midpoint percentage?Grade 10 = Midpoint 2,000Grade 11 = Midpoint 2,217Grade 12 = Midpoint 2,456Grade 13 = Midpoint 2,698

Options :

A : 8%

B : 9.6%

C : 10.5%

D : 11.7%

Answer: C

Question 5

Which of the following is a characteristic of a standard deviation?

Options :

A : The standard deviation is based on the middle portion of the data.

B : The standard deviation reflects the variation of values between two points.

C : The standard deviation uses all the data points from the data set in its calculation

D : At least 95% of the points in a data set will always be within +-2 standard deviations from the mean.

Answer: C

Free C3 Mock Exam – Practice Online Confidently

Buying Options: