A random sample of 250 business faculty members was asked if there should be a required foreign language course for international business majors. Of these sample members, 170 felt there was a need for a foreign language course.
a) State your hypothesis to test whether there is significant evidence that at least 75% of all business faculty members hold this view. (Show all work).
b) Test your hypothesis using = 0.01 and state your conclusion. (Show all work).