Answer
Type 1 error: If we reject the null hypothesis, $H_{o}: μ < 100$, while the claim that the mean cost of removing a virus infection is less than Dollar 100, is actually true.
Type 2 error: If we fail to reject the null hypothesis, $H_{o}: μ < 100$, while the claim that the mean cost of removing a virus infection is less than $100, is actually false.
Work Step by Step
As given above
