Descriptive Statistics Worksheet

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Complete the "Descriptive Statistics Worksheet."

While APA style is not required for the body of this assignment, solid academic writing is expected, and documentation of sources should be presented using APA formatting guidelines, which can be found in the APA Style Guide, located in the Student Success Center.

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This assignment meets the following CACREP Standard: 2.F.8.h. Statistical methods used in conducting research and program evaluation.


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Descriptive Statistics Worksheet Directions: Answer each question completely, showing all your work. Refer to the SPSS tutorials located in the Topic 4 materials as needed. Copy and Paste the SPSS output into the word document for the calculations portion of the problems. (Please remember to answer the questions you must interpret the SPSS output). 1. A researcher is interested to learn if there is a linear relationship between the hours in a week spent exercising and a person’s life satisfaction. The researchers collected the following data from a random sample, which included the number of hours spent exercising in a week and a ranking of life satisfaction from 1 to 10 ( 1 being the lowest and 10 the highest). Hours of Participant Exercise 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 © Grand Canyon University 2016 Life Satisfaction 3 14 14 14 3 5 10 11 8 7 6 11 6 11 8 15 8 8 10 5 1 2 4 4 10 5 3 4 8 4 9 5 4 10 4 7 4 5 4 4 1 2. Find the mean hours of exercise per week by the participants. 3. Find the variance of the hours of exercise per week by the participants. 4. Determine if there is a linear relationship between the hours of exercise per week and the life satisfaction by using the correlation coefficient. 5. Describe the amount of variation in the life satisfaction ranking that is due to the relationship between the hours of exercise per week and the life satisfaction. 6. Develop a model of the linear relationship using the regression line formula. © Grand Canyon University 2016 2
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Explanation & Answer



Descriptive Statistics Worksheet
March 26, 2018




Descriptive Statistics Worksheet
Question One
According to Revelle (2017), mean refers to the average of a set of data.
Mean hours per week by participants =

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