For a physical exam to qualify for company-provided insurance, 14 employees had their blood pressure measured.

Their Systolic and Diastolic BP are given here;

A regression, found with technology, reports an R2 of 81.3%.

a) Make a scatterplot of the data. Is it appropriate to interpret correlation?

b) State the null and alternative hypotheses about the correlation.

c) Calculate the test statistic. (Hint: Remember the relationship between correlation and R2.)

d) Perform the test at and state your conclusion.

Transcribed Image Text:

SBP DBP 140 90 208 114 140 90 164 104 142 88 124 82 120 80 142 72 160 90 142 98 225 125 140 90 220 114 150 85