A study by researchers at a university addressed the question of whether the mean body temperature of an animal is 101.3◦F.

Among other data, the researchers obtained the body temperatures of 106 healthy animals. Suppose you want to use those data to decide whether the mean body temperature of healthy animals is greater than 101.3◦F. Complete parts

(a) through

(c) below.

a. Determine the null hypothesis.

b. Determine the alternative hypothesis.

c. Classify the hypothesis test as two tailed, left tailed, or right tailed.