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The data below are the temperatures on randomly chosen days

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The data below are the temperatures on randomly chosen days during a summer class and the number of absences on those days. Construct a 95% confidence interval about the slope of the true least-squares regression line, for the data below, given that y = 0.449x - 30.27.

Temp (x)   72  85 91 90 88 98 75 100 80

Number of 3    7  10   10   8 15   4     15    5

Absences (y)

A. (0.367, 0.530)

B. (-1.760, 2.658)

C. (0.385, 0.513)

D. (0.371, 0.527)

Reference no: EM13625167

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