Why is the equation not the equation of a line of best fit for the data set below?
Age (years)
23
45
39
74
63
52
59
28
35
11
26
49
IQ
76
82
113
111
109
115
101
127
92
123
128
99
A.
The slope of the line is negative, but the data set has a positive correlation.
B.
The slope of the line is positive, but the data set has a negative correlation.
C.
The y-intercept of 107 will not produce a line that "centers" the scatter plot.
D.
The data set has no correlation and cannot be accurately represented with a linear equation.
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