Use the information below to answer questions 13 to 16.

Suppose a new production system will be implemented if a hypothesis test supports the conclusion that the new system increases production. Assume that the mean production of the current system is 400 units per hour.

The appropriate null and alternative hypotheses in this case are which of the following?

Select one:

a. Ho: = 400 Ha: 400

b. Ho: 400 Ha: > 400

c. Ho: 400 Ha: = 400

d. Ho: = 0 Ha: 0

e. Ho: 400 Ha: < 400