Statistics for Research

Module 7 Form A

You will need your text (for tables) and SPSS. Save this test as a Word document and then respond right into the test, including any copying any SPSS output into the document. When you have finished the test, attach your results to an email and send it to me with subject line Module 7 yourname .

You wish to be able to predict a swimmer’s 100 m freestyle time from her 50 m freestyle time. Here are the 50 m and 100 m free times for 20 competitive female swimmers.

50 m Free 100 m Free

24.89 50.35

26.04 52.17

25.18 50.87

25.24 50.23

25.68 51.66

25.02 49.85

26.03 52.15

25.96 51.30

25.23 49.88

25.10 50.00

25.60 50.46

25.35 51.09

24.70 49.26

25.49 51.11

25.95 51.56

25.61 51.86

25.64 51.24

26.04 51.73

25.01 50.03

24.92 49.46

• Have SPSS make a scatter plot of this data, with the regression line and bounding lines superimposed. Include the plot in your response.
• Ask SPSS to find the correlation between the times.
• Describe and test the hypothesis of meaningful prediction, considering both slope and correlation. Include any appropriate SPSS output in your response.
• Predict the 100 m free times for three competitive female swimmers with 50 m free times of 24.9, 25.4, and 26.6 respectively.
• Predict the 100 m free time for a male swimmer with a 50 m free time of 22.1.
• Discuss the amount of credibility you place in these predictions.

Price: $10.9

Solution: The downloadable solution consists of 6 pages, 490 words and 3 charts.
Deliverable: Word Document