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A company is interested in the satisfaction of their employees, so they hired a consulting firm...

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Statistics

A company is interested in the satisfaction of their employees,so they hired a consulting firm to conduct an in-house study.Employees were classified into three categories (support staff,analysts and executives) and asked if they felt the company had ahealthy work environment.

The data:

YesNo
Support staff932
Analysts1437
Executives125

You're interested in whether employee classification hasanything to do with attitudes about work environment. For step 1,instead of re-writing this question of interest, instead saywhether the appropriate comparison is across columns, or acrossrows.

Step 2: State the null hypothesis.

Step 3: State the alternative hypothesis.

Step 4: What is the correct level of alpha, and which tailsmatter? Choose all statments that are correct.

Step 5: Which statistical test are you using?

Step 6: What is the value of the test statistic?

Step 6 continued: How many degrees of freedom in this test?

Step 7: What is the critical value for the test statistic?

Step 8: How does the test statistic compare to the criticalvalue?

Step 9: Based on this comparison, do you accept or reject yournull hypothesis?

Step 10: What do you conclude from this analysis?

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