Question
1.An HR Director wants to know if there is a difference between Dept 1 and Dept 2 in their employee performance evaluation ratings.The performance evaluation
1.An HR Director wants to know if there is a difference between Dept 1 and Dept 2 in their employee performance evaluation ratings.The performance evaluation scores for the two departments are below.Perform a t-Test on the data to answer the Director's question.
- What is the Null Hypothesis (Ho:)?
- What is the Alternative Hypothesis (Ha:)?
- Perform thet-Test and show the results (two sample assume equal variance).
- Is there a significant difference in the two departments' performance evaluation ratings? Explain.
- Do you reject or fail to reject the Ho?
Another organization wants to perform a similar analysis on Department A's and Department B's performance evaluation scores.
- What is the Null Hypothesis (Ho:)?
- What is the Alternative Hypothesis (Ha:)?
- Perform thet-Test and show the results (two sample assume equal variance).
- Is there a significant difference in the two departments' performance evaluation ratings? Explain.
- Do you reject or fail to reject the Ho?
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Discrete Mathematics, Revised
Authors: Seymour Lipschutz, Marc Lipson
3rd Edition
0071615873, 9780071615877
