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A psychologist obtains the IQ of 14 individuals, each of which is asked to take a particular test. The results are as follows:


A psychologist obtains the IQ of 14 individuals, each of which is asked to take a particular test. The results are as follows:

IQ Test Scores
99
110
141
108
123
129
132
88
101
105
97
96
118
113

Test Scores

54
70
100
61
83
86
93
51
64
68
52
55
71
76


(a) Construct a scatter diagram of these data
(b) Calculate the sample regression line, where the test score is the dependent variable and the IQ is the independent variable
(c) Calculate r and test.

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8411191.xlsx

A psychologist obtains the IQ of 14 individuals, each of which is asked to take a particular test. The results are as follows:
IQ Test Scores Test Scores
99
110
141
108
123
129
132
88
101
105
97...

Sign up to view the full answer

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