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1. Use these data to answer Questions 1a and 1b. These data are saved as Chapter 5 Data Set 2. 1. Compute the Pearson

 

1. Use these data to answer Questions 1a and 1b. These data are saved as Chapter 5 Data Set 2. 1. Compute the Pearson product-moment corre- lation coefficient by hand and show all your work. 2. Construct a scatterplot for these 10 pairs of values by hand. Based on the scatterplot, would you predict the correlation to be direct or indirect? Why? Number Correct (out of a possible 20) 17 13 12 15 16 14 16 16 18 19 Attitude (out of a possible 100) 94 73 59 80 93 85 66 79 77 91

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