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Problem 3

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11.5 Confidence Interval for the Slope β1

Problem 1
Problem 2
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Use the male age/waist circumference data above to form a 98% confidence interval for the true slope for the linear relationship between age and waist circumference (in cm). (n = 14, SSxx = 3811.214286, SSxy = 1104.007143, SSyy = 942.0035714)

 

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