Suppose the coffee industry claimed that the average adult drinks 1.8 cups of coffee per day. To test thisclaim, a random sample of 50 adults wasselected, and their average coffee consumption was found to be 1.85 cups per day. Assume the standard deviation of daily coffee consumption per day is 0.4 cups. Using =0.10, complete parts a and b below.

a. Is the coffeeindustry's claim supported by thissample?

Determine the null and alternative hypotheses.

Determine the null and alternative hypotheses.

H0:

H1: