If age were held fixed, but a person put on 15 pounds, what would you expect for the corresponding change in systolic blood pressure? (Use 2 decimal places.) If a person kept the same weight but got...

If age were held fixed, but a person put on 15 pounds, what would you expect for the corresponding change in systolic blood pressure? (Use 2 decimal places.)




If a person kept the same weight but got 15 years older, what would you expect for the corresponding change in systolic blood pressure? (Use 2 decimal places.)




(e) Test each coefficient to determine if it is zero or not zero. Use level of significance 5%. (Use 2 decimal places for
t
and 3 decimal places for the
P-value.)