1. The following data relates height (in) vs. weight (lb) of random individuals:

h	68 69 70 70 71 72 72 72 73 73 74 75
w	151 146 157 164 171 160 163 180 170 175 178 188

A. Calculate r. At a=0.05, determine if there is significant linear correlation.

B. . If there is significant linear correlation, find the regression line. If not, skip this step

C. Predict the weight of a person who is 67 in tall.

D. Find the prediction interval for( C)

Answer Key:1a.)r=___________CV=___________Linear or no?____________

1b.)___________________________c.)