Author Question: A professor of linguistics refutes the claim that the average student spends 3 hours studying for ... (Read 134 times)

plus1 · **on:** Jun 24, 2018

A professor of linguistics refutes the claim that the average student spends 3 hours studying for the midterm exam. She thinks they spend more time than that. Which hypotheses are used to test the claim?
a. H0: = 3 vs. H1: > 3 c. H0: 3 vs. H1: = 3
b. H0: = 3 vs. H1: 3 d. H0: = 3 vs. H1: < 3

Question 2

We interpret the coefficients in a multiple regression model by holding all variables in the model constant.
Indicate whether the statement is true or false