Concept explainers
For Exercises 1 through 12, use the Kruskal-Wallis test and perform these steps.
a. State the hypotheses and identify the claim.
b. Find the critical value.
c. Compute the test value.
d. Make the decision.
e. Summarize the results.
Use the traditional method of hypothesis testing unless otherwise specified.
6. Job Offers for Chemical Engineers A recent study recorded the number of job offers received by randomly selected, newly graduated chemical engineers at three colleges. The data are shown here. At α = 0.05, is there a difference in the average number of job offers received by the graduates at the three colleges?
College A | College B | College C |
6 | 2 | 10 |
8 | 1 | 12 |
7 | 0 | 9 |
5 | 3 | 13 |
6 | 6 | 4 |
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Chapter 13 Solutions
ALEKS 360 BLUMAN ELE.STAT:A STEP.(11WKS)
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