Three years ago, the mean price of an existing single-family home was $243,715. A real estate broker believes that existing home prices in her neighborhood are lower. (a) State the null and altemative hypotheses in words. (b) State the null and alternative hypotheses symbolically. (c) Explain what it would mean to make a Type I error. (d) Explain what it would mean to make a Type lI error.
Three years ago, the mean price of an existing single-family home was $243,715. A real estate broker believes that existing home prices in her neighborhood are lower. (a) State the null and altemative hypotheses in words. (b) State the null and alternative hypotheses symbolically. (c) Explain what it would mean to make a Type I error. (d) Explain what it would mean to make a Type lI error.
Calculus For The Life Sciences
2nd Edition
ISBN:9780321964038
Author:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Publisher:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Chapter12: Probability
Section12.3: Conditional Probability; Independent Events; Bayes' Theorem
Problem 26E
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Three years ago, the mean price of an existing single-family home was $243,715. A real estate broker believes that existing home prices in her neighborhood are lower.
(a) State the null and altemative hypotheses in words.
(b) State the null and alternative hypotheses symbolically.
(c) Explain what it would mean to make a Type I error.
(d) Explain what it would mean to make a Type lI error.
![Three years ago, the mean price of an existing single-family home was $243,715. A real estate broker believes that existing home prices in her neighborhood are lower.
(a) State the null and alternative hypotheses in words.
(b) State the null and alternative hypotheses symbolically.
(c) Explain what it would mean to make a Type I error.
(d) Explain what it would mean to make a Type Il error.
(a) State the null hypothesis in words. Choose the correct answer below.
O A. The mean price of a single family home in the broker's neighborhood is less than $243,715.
OB. The mean price of a single family home in the broker's neighborhood is different from $243,715
OC. The mean price of a single family home in the broker's neighborhood is $243,715
O D. The mean price of a single family home in any neighborhood is $243,715.
State the alternative hypothesis in words. Choose the correct answer below.
OA. The mean price of a single family home in the broker's neighborhood is different from $243,715
OB. The mean price of a single family home in the broker's neighborhood is $243,715.
OC. The mean price of a single family home in the broker's neighborhood is less than $243,715.
O D. The mean price of a single family home in any neighborhood is $243,715.
O
Bi
99+
Rain off and on](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fc4e4b43c-4322-435f-9ff4-09ad080fb6e8%2F68524296-f6d0-4ad7-9618-9badfc559524%2Fy2yjujoj_processed.jpeg&w=3840&q=75)
Transcribed Image Text:Three years ago, the mean price of an existing single-family home was $243,715. A real estate broker believes that existing home prices in her neighborhood are lower.
(a) State the null and alternative hypotheses in words.
(b) State the null and alternative hypotheses symbolically.
(c) Explain what it would mean to make a Type I error.
(d) Explain what it would mean to make a Type Il error.
(a) State the null hypothesis in words. Choose the correct answer below.
O A. The mean price of a single family home in the broker's neighborhood is less than $243,715.
OB. The mean price of a single family home in the broker's neighborhood is different from $243,715
OC. The mean price of a single family home in the broker's neighborhood is $243,715
O D. The mean price of a single family home in any neighborhood is $243,715.
State the alternative hypothesis in words. Choose the correct answer below.
OA. The mean price of a single family home in the broker's neighborhood is different from $243,715
OB. The mean price of a single family home in the broker's neighborhood is $243,715.
OC. The mean price of a single family home in the broker's neighborhood is less than $243,715.
O D. The mean price of a single family home in any neighborhood is $243,715.
O
Bi
99+
Rain off and on
![Three years ago, the mean price of an existing single-family home was $243,715. A real estate broker believes that existing home prices in her neighborhood are lower
(a) State the null and alternative hypotheses in words.
(b) State the null and alternative hypotheses symbolically.
(c) Explain what it would mean to make a Type I error.
(d) Explain what it would mean to make a Type II error.
(b) State the hypotheses symbolically.
Ho H = $243,715
H₁ μ > $243,715
(Type integers or decimals. Do not round.)
(c) What would it mean to make a Type I error?
The broker rejects the hypothesis that the mean price is
(Type integers or decimals. Do not round.)
(d) What would it mean to make a Type Il error?
The broker fails to reject the hypothesis that the mean price is
(Type integers or decimals. Do not round.)
I
99+
equal to
equal to
$243,715, when the true mean price is
equal to
$243.715
$243,715, when the true mean price is greater than $243,715
Rain off and on](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fc4e4b43c-4322-435f-9ff4-09ad080fb6e8%2F68524296-f6d0-4ad7-9618-9badfc559524%2Fktvfd2d_processed.jpeg&w=3840&q=75)
Transcribed Image Text:Three years ago, the mean price of an existing single-family home was $243,715. A real estate broker believes that existing home prices in her neighborhood are lower
(a) State the null and alternative hypotheses in words.
(b) State the null and alternative hypotheses symbolically.
(c) Explain what it would mean to make a Type I error.
(d) Explain what it would mean to make a Type II error.
(b) State the hypotheses symbolically.
Ho H = $243,715
H₁ μ > $243,715
(Type integers or decimals. Do not round.)
(c) What would it mean to make a Type I error?
The broker rejects the hypothesis that the mean price is
(Type integers or decimals. Do not round.)
(d) What would it mean to make a Type Il error?
The broker fails to reject the hypothesis that the mean price is
(Type integers or decimals. Do not round.)
I
99+
equal to
equal to
$243,715, when the true mean price is
equal to
$243.715
$243,715, when the true mean price is greater than $243,715
Rain off and on
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