Question: (a) Determine the null and alternativehypotheses, (b) explain what it would mean to make a type Ierror, and(c) explain what it would mean to make
(a) Determine the null and alternativehypotheses, (b) explain what it would mean to make a type Ierror, and(c) explain what it would mean to make a type II error.
Three yearsago, the mean price of asingle-family home was $243,719. A real estate broker believes that the mean price has increased since then.
(a) Which of the following is the hypothesis test to beconducted?
A.
H0: =$243,719; H1: <$243,719
B.
H0: =$243,719; H1: $243,719
C.
H0: =$243,719; H1: >$243,719
(b) Which of the following is a type Ierror?
A.
The broker fails to reject the hypothesis that the mean price is $243,719, when the true mean price is greater than $243,719.
B.
The broker rejects the hypothesis that the mean price is $243,719, when it is the true mean cost.
C.
The broker rejects the hypothesis that the mean price is $243,719, when the true mean price is greater than $243,719.
(c) Which of the following is a type IIerror?
A.
The broker fails to reject the hypothesis that the mean price is $243,719, when it is the true mean cost.
B.
The broker fails to reject the hypothesis that the mean price is $243,719, when the true mean price is greater than $243,719.
C.
The broker rejects the hypothesis that the mean price is $243,719, when it is the true mean cost.
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