STA 144 Week 5 Homework

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California Baptist University *

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Statistics

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Jan 9, 2024

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STA 144 HOMEWORK 8 STA 144 Homework 8 Zihao Luke. Gao College of behavior and social sciences, Cal Baptist University Dr. McKinney Dec 20th, 2023

STA 144 HOMEWORK 8 STA 144 Week 8 Critical Assignment Project For this final project, I want to see a title page with your name and running head. If you do not understand something, please reach out. PART 1 . The data below examine the relationship between two variables, the quality of marriage and the quality of parent–child relationships. Use SPSS for this assignment. Quality of MarriageQuality of the Parent–Child Relationship 7643 8133 7823 7634 7631 7851 7656 7843 9844 8845 7632 6633 4428 6739 6531 5938 8721 7727 7943 8546 6841 7641 7748 9856 9856 99 55 9845 87 68 67 54 78 33

STA 144 HOMEWORK 8 Using the above data: 1. Classify the levels of the data, meaning, tell me if the data are nominal, ordinal, interval, or ratio (pick just one ). The data is Nominal 2. Calculate measures of central tendency (mean, median, and mode) and variability (range, SD, and variance) (attached the SPSS table below). 3. Write one null and one research hypotheses for the data above. Null: There is no relationship between quality of marriage and quality of parent-child relationship. Research: There is positive relationship between quality of marriage and quality of parent-child relationship. 4. This question has multiple parts: a. Create normal and binomial curves/graphs or run the test of normality to show if the data is normally distributed or not. Include the graphs/curves/table below. b. Interpret what you see going on with the graphs/curve/table ( are they normally distributed or not ? Why or why not). 5. This question has multiple parts: a. Run a Pearson correlation for the above data and include the correlation table from SPSS below. b. Interpret the results (interpret these data using the general range of very weak to very strong). 6. From the list below, choose the statistical test ( which mean pick ONE ) you think is the most appropriate to determine the value for the data (you can copy the results from your SPSS output and past them here:

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