The data below are the ages and systolic blood pressure

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Reference no: EM13623734

The data below are the ages and systolic blood pressure (measured in millimeters of mercury) of 9 randomly selected adults. Age, x 38 41 45 48 51 53 57 61 65 Pressure, y 116 120 123 131 142 145 148 150 152

a) Treating the age as the explanatory variable, x determine the estimates of ß1 and ß0.

b) Assuming the residuals are normally distributed, test whether a linear relationship exists between the age and blood pressue at the ?=0.05 level of signifigance.

c) Construct a 95% confidence interval for the slope of the true linear regression line.

Reference no: EM13623734

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