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You wish to determine if there is a negative linear correlation between the two variables at a significance level of =0.05=0.05. (IMPORTANT: YOU MUST TAKE
You wish to determine if there is a negative linear correlation between the two variables at a significance level of =0.05=0.05. (IMPORTANT: YOU MUST TAKE INTO ACCOUNT THE TYPE OF CORRELATION WE ARE TESTING!) You have the following bivariate data set.
x | y |
---|---|
90.2 | -24.6 |
23.7 | 69.7 |
68.5 | 30.7 |
80.5 | 6.5 |
78.9 | -27.4 |
29.8 | 160.5 |
26 | 75.6 |
61.1 | 26.7 |
87.8 | -14.2 |
91.9 | 26.9 |
65.4 | 52.7 |
84.9 | 12.4 |
78.5 | 44.2 |
57.4 | 80.1 |
68.5 | 5 |
89.1 | -30.3 |
62.2 | 94.2 |
87.4 | -0.1 |
68.2 | 52.6 |
78.1 | -7.6 |
99.7 | -82.9 |
64.7 | 2.4 |
48.8 | 53 |
76.4 | 45.6 |
81.4 | -15.9 |
27.5 | 76.4 |
58.6 | 46.7 |
55.8 | 0 |
50 | 75 |
57.8 | 88.4 |
57.2 | 64.4 |
58.9 | 66.2 |
63 | -7.4 |
51.9 | 47 |
70.3 | -34.3 |
What is the correlation coefficient for this data set? r = (report answer accurate to at least 3 decimal places) What is the p-value for the slope for this correlation coefficient? p-value = (report answer accurate to at least 4 decimal places)
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