Use a t-test to test the claim about the population mean u at the given level of significance a using the given sample statistics. Assume the population is normally distributed. Claim: u 2 8300; x = 0.01 Sample statistics: x 8000, s = 480, n = 23 What are the null and alternative hypotheses? O A. Ho: H 2 8300 HaiH< 8300 O B. Ho: H* 8300 H, H = 8300 OC. Ho: H = 8300 Hai H = 8300 O D. Ho: Hs 8300 H,i H > 8300 What is the value of the standardized test statistic? The standardized test statistic is (Round to two decimal places as needed.) What is the P.value? P= (Round to three decimal places as needed.) Decide whether to reject or fail to reject the null hypothesis. Choose the correct answer below. O A. Fail to reject Ho. At the 1% level of significance, there is not enough evidence to reject the claim. O B. Reject Ho. At the 1% level of significance, there is not enough evidence to reject the claim. OC. Fail to reject Ho. At the 1% level of significance, there is enough evidence to reject the claim. O D. Reject Ho. At the 1% level of significance, there is enough evidence to reject the claim.

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Use a t-test to test the claim about the population mean u at the given level of significance a using the given sample statistics. Assume the population is normally
distributed.
Claim: µ2 8300; a = 0.01 Sample statistics: x = 8000, s = 480, n = 23
What are the null and alternative hypotheses?
Ο Α. Ηo με 8300
Hai H< 8300
O B. Ho: µ + 8300
Hại H = 8300
O D . H ; μ< 8300
Hại µ > 8300
Ο C. H ; μ 830
H3: µ = 8300
What is the value of the standardized test statistic?
The standardized test statistic is
(Round to two decimal places as needed.)
What is the P-value?
P=
|(Round to three decimal places as needed.)
Decide whether to reject or fail to reject the null hypothesis. Choose the correct answer below.
O A. Fail to reject Ho. At the 1% level of significance, there is not enough evidence to reject the claim.
O B. Reject H,: At the 1% level of significance, there is not enough evidence to reject the claim.
OC. Fail to reject Ho. At the 1% level of significance, there is enough evidence to reject the claim.
O D. Reject H,: At the 1% level of significance, there is enough evidence to reject the claim.
Transcribed Image Text:Use a t-test to test the claim about the population mean u at the given level of significance a using the given sample statistics. Assume the population is normally distributed. Claim: µ2 8300; a = 0.01 Sample statistics: x = 8000, s = 480, n = 23 What are the null and alternative hypotheses? Ο Α. Ηo με 8300 Hai H< 8300 O B. Ho: µ + 8300 Hại H = 8300 O D . H ; μ< 8300 Hại µ > 8300 Ο C. H ; μ 830 H3: µ = 8300 What is the value of the standardized test statistic? The standardized test statistic is (Round to two decimal places as needed.) What is the P-value? P= |(Round to three decimal places as needed.) Decide whether to reject or fail to reject the null hypothesis. Choose the correct answer below. O A. Fail to reject Ho. At the 1% level of significance, there is not enough evidence to reject the claim. O B. Reject H,: At the 1% level of significance, there is not enough evidence to reject the claim. OC. Fail to reject Ho. At the 1% level of significance, there is enough evidence to reject the claim. O D. Reject H,: At the 1% level of significance, there is enough evidence to reject the claim.
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