Homework: Interpret a Correlation Analysis
Length: 4 to 6 pages.
Instructions
For this homework, you will use the six-step hypothesis testing process (noted below) to run and interpret a correlation analysis using SPSS. The following vignette will inform you of the context for this homework. A data file is provided in the resources for use in this homework. Also review the section on Presentation of Statistical Results and Explaining Quantitative Findings in a Narrative Report in the NCU School of Business Best Practice Guide for Quantitative Research Design and Methods in Dissertations.
A manager is interested in better understanding job satisfaction by studying the associations between a number of variables. These variables are age, years of experience, level of education, employee engagement, job satisfaction, and job performance levels.
Part A
She thinks there is a relationship between job satisfaction and
o years of experience
o educational level
o employee engagement
o job performance
o State the null and alternative hypotheses.
a. Identify critical values for the test statistics and state the decision rule concerning when to reject or fail to reject the null hypothesis of no relationship.
b. Run the Pearson correlation analysis and include the correlation matrix in your homework response.
c. Report and interpret the correlation coefficient and p-value for each variable paired with job satisfaction.
d. Explain what decisions the manager might make using these findings.
Part B
She thinks that younger employees will perform at a higher level, on average.
a. State the null and alternative hypotheses sets.
b. Select the significance level.
c. Select the test statistics and calculate its value.
d. Identify critical values for the test statistics and state the decision rule concerning when to reject or fail to reject the null hypothesis.
e. Compare the calculated and critical values to reach a conclusion for the null hypothesis.
f. Explain what decisions the manager might make using these findings.
Format your homework according to the give formatting requirements:
a. The answer must be double spaced, typed, using Times New Roman font (size 12), with one-inch margins on all sides.
b. The response also includes a cover page containing the title of the homework, the course title, the student's name, and the date. The cover page is not included in the required page length.
c. Also include a reference page. The references and Citations should follow APA format. The reference page is not included in the required page length.
References
a. Correlation. (n.d.). Week 6 Homework Data (SPSS)
b. Knapp, Ph.D., H. (Academic). (2016). Correlation and Regression - Pearson [Video]. SAGE Research Methods
c. McCormick, K., Salcedo, J., & Poh, A. (2015). SPSS statistics for dummies. Hoboken, New Jersey?: John Wiley & Sons, Inc
d. NCU School of Business Best Practice Guide for Quantitative Research Design and Methods in Dissertations.