A Professor of Math Refutes the Claim That the Average $H _ { 0 } : \mu \neq 3 , H _ { 1 } : \mu > 3$

Multiple Choice

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) $H _ { 0 } : \mu \neq 3 , H _ { 1 } : \mu > 3$
B) $H _ { 0 } : \mu = 3 , H _ { 1 } : \mu \neq 3$
C) $H _ { 0 } : \mu \neq 3 , H _ { 1 } : \mu = 3$
D) $H _ { 0 } : \mu = 3 , H _ { 1 } : \mu < 3$