2. Researchers looking at age and lifetime assault victimization interviewed nine adults and found the following values: X1: Age 18 20 19 25 44 23 67 51 33 X2: Number of times assaulted in lifetime 1 4 8 0 6 2 3 10 a. Calculate Pearson's r for the two variables recorded above. b. Calculate Spearman's r for the same data.

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2. Researchers looking at age and lifetime assault victimization interviewed nine adults
and found the following values:
X1: Age
18 20
19 25
44
23
67 51
33
X2: Number of times assaulted in lifetime
1
4 8 0 6
2
9
3
10
a. Calculate Pearson's r for the two variables recorded above.
b. Calculate Spearman's r for the same data.
c. Illustrate the sample distribution on a scatterplot.
d. Which of the two correlation coefficients is more appropriate, in your opinion, for this case?
Refer to the scatterplot in explaining
Transcribed Image Text:2. Researchers looking at age and lifetime assault victimization interviewed nine adults and found the following values: X1: Age 18 20 19 25 44 23 67 51 33 X2: Number of times assaulted in lifetime 1 4 8 0 6 2 9 3 10 a. Calculate Pearson's r for the two variables recorded above. b. Calculate Spearman's r for the same data. c. Illustrate the sample distribution on a scatterplot. d. Which of the two correlation coefficients is more appropriate, in your opinion, for this case? Refer to the scatterplot in explaining
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