Free WorldatWork C3 Exam Questions

Become WorldatWork Certified with updated C3 exam questions and correct answers

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Total 55 Questions | Updated On: Aug 19, 2026

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Question 1

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

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

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

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

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

Answer: C

Question 2

What type of regression model does the following equation suggest? y = a + b1x1

A : ltiple factor regression

B : nlinear regression

C : variate regression

D : rvilinear regression

Answer: C

Question 3

For the same problem set, the market appears to be paying entry-level buyers 42,500. Approx how many job evaluation points should your entry-level buyer position be worth to your org, assuming the regression model provides a good fit, based solely on the linear model of y = 15000 + 50x?

A : 50

B : 15000

C : 500

D : 550

Answer: D

Question 4

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

A : ve a true zero

B : ve a constant interval from point to point

C : able to meaningfully arrange the data in rank order

D : able to establish ratios

Answer: C

Question 5

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

A : rger than the median

B : tween the median and the mode

C : aller than the median

D : ual to the median

Answer: A

Page: 1 / 11

Total 55 Questions | Updated On: Aug 19, 2026

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