1. A Type I error occurs when we:
A) reject a false null hypothesis
B) reject a true null hypothesis
C) don't reject a false null hypothesis
D) don't reject a true null hypothesis
2. A professor of math refutes the claim that the average student spends 3 hours studying for the midterm exam. Which hypothesis is used to test the claim?
A) H0: µ ≠ 3, H1: µ > 3
B) H0: µ = 3, H1: µ ≠ 3
C) H0: µ ≠ 3, H1: µ = 3
D) H0: µ = 3, H1: µ < 3