A manager is interested in improving the productivity of it's employees. They looked at average productivity...
A manager is interested in improving the productivity of it's employees. They looked at average productivity of a group of employees before and after adding a recreation center to improve intra-employee relations. The results of the test are below using α=0.01. Which of the following is TRUE?
A) There was a significant difference in average productivity before and after. The average productivity went DOWN by 1.7 points.
B) There was NO significant difference in average productivity before and after. The average productivity went up by 1.7 points.
C) There was a significant difference in average productivity before and after. The average productivity went UP by 1.7 points.
D) The p-value is greater than alpha.
Homework Answers
A) There was a significant difference in average productivity before and after. The average productivity went DOWN by 1.7 points.
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The University of Ottawa is interested in offering its employees
one of two employee
benefit packages. A random sample of the university’s employees is
collected, and each
person in the sample is asked to rate each of the two packages on
an overall preference
scale of 0 to 100. The results are
package A: 45, 67, 63, 50, 77, 60, 47, 39, 56, 68, 70
package B: 56, 79, 60, 45, 85, 39, 50, 41, 50, 69, 82
After analyzing...
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