1.A cardiologist wants to assess the possible relationship between the number of miles run each week by moderate-distance runners and their resting heart rates.Forty runners are selected at random, and their weekly mileage and resting heart rates are determined.

a.IV(s):

b. IV(s) nominal, ordinal, interval or ratio?

c. DV(s):

d. DV(s) nominal, ordinal, interval or ratio?

e. Alt H:

f. null H:

g. how many treatments in IV(s)

h. population: