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Hypothesis Testing of Mean

A hospital human resources manager finds that the local average starting salary for nurses is $24,000. She randomly samples 10 nurse's salaries at the hospital and calculates a mean of $23,450 and a standard deviation of $400.

RQ: Is the average starting salary for nurses in her hospital at $24,000 with a 95% confidence level?

1. Choose the Hypothesis

2. Specify the Decision Rule

3. Calculate the Test Statistic & P-value

4. Make the Decision

5. Give an interpretation of the Decision

Attach your Excel document with calculations (may be a software output.) It is an academic integrity infraction to use another student's file for your own.

Solution Summary

The solution provides step by step method for the calculation of testing of hypothesis. Formula for the calculation and Interpretations of the results are also included. Interactive excel sheet is included. The user can edit the inputs and obtain the complete results for a new set of data.