Test the claim about the difference between two population means u, and z at the level of significance a. Assume the samples are random and independent, and the populations are normally distributed. Claim: µ, Sp,; a = 0.10. Assume o, *o Sample statistics: X, = 2418, s, = 174, n, = 12 and X2 = 2291, s2 = 54, n2 = 10 O B. Ho: H1 SH2 Ha: H1> H2 O A. Ho: H1 * H2 O C. Ho: H1 H2 Ha: H1 SH2 O E. Ho: H1 =H2 Ha: H1 * H2 OF. Ho: H 2H2 Ha: H1

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Test the claim about the difference between two population means u, and z at the level of significance a. Assume the samples are random and independent, and the populations are normally distributed.
Claim: µ, sp,; a = 0.10. Assume o, *o
Sample statistics: X = 2418, s, = 174, n, = 12 and
X2 = 2291, s2 = 54, n2 = 10
O B. Ho: H1 SH2
Ha: H1> H2
O A. Ho: H1 H2
O C. Ho: H1 <H2
Ha: H1 Z H2
OD. Ho: H1> H2
Ha: H1 SH2
OF. Ho: H1 ZH2
O E. Ho: H1 =H2
Ha: H1 # H2
Ha: H1 <H2
Find the standardized test statistic t.
t=
(Round to two decimal places as needed.)
Find the P-value.
P=
(Round to three decimal places as needed.)
Decide whether to reject or fail to reject the null hypothesis and interpret the decision in the context of the original claim.
V Ho. There
enough evidence at the 10% level of significance to reject the claim.
Transcribed Image Text:Test the claim about the difference between two population means u, and z at the level of significance a. Assume the samples are random and independent, and the populations are normally distributed. Claim: µ, sp,; a = 0.10. Assume o, *o Sample statistics: X = 2418, s, = 174, n, = 12 and X2 = 2291, s2 = 54, n2 = 10 O B. Ho: H1 SH2 Ha: H1> H2 O A. Ho: H1 H2 O C. Ho: H1 <H2 Ha: H1 Z H2 OD. Ho: H1> H2 Ha: H1 SH2 OF. Ho: H1 ZH2 O E. Ho: H1 =H2 Ha: H1 # H2 Ha: H1 <H2 Find the standardized test statistic t. t= (Round to two decimal places as needed.) Find the P-value. P= (Round to three decimal places as needed.) Decide whether to reject or fail to reject the null hypothesis and interpret the decision in the context of the original claim. V Ho. There enough evidence at the 10% level of significance to reject the claim.
Test the claim about the difference between two population means u, and p2 at the level of significance a. Assume the samples
random and independent, and the populations are normally distributed.
Claim: 4, SHzi a= 0.10. Assume o #o
Sample statistics: X1 = 2418, s, = 174, n, = 12 and
X2 = 2291, s2 = 54, n2 = 10
Identify the null and alternative hypotheses. Choose the correct answer below.
O A. Ho: Hi # H2
O C. Ho: Hy <H2
O D. Ho: Hy>Hz
Find the standardized test statistic t.
(Round to two decimal places as needed.)
Find the P-value.
(Round to three decimal places as needed.)
Decide whether to reject or fail to reject the null hypothesis and interpret the decision in the context of the original claim.
Transcribed Image Text:Test the claim about the difference between two population means u, and p2 at the level of significance a. Assume the samples random and independent, and the populations are normally distributed. Claim: 4, SHzi a= 0.10. Assume o #o Sample statistics: X1 = 2418, s, = 174, n, = 12 and X2 = 2291, s2 = 54, n2 = 10 Identify the null and alternative hypotheses. Choose the correct answer below. O A. Ho: Hi # H2 O C. Ho: Hy <H2 O D. Ho: Hy>Hz Find the standardized test statistic t. (Round to two decimal places as needed.) Find the P-value. (Round to three decimal places as needed.) Decide whether to reject or fail to reject the null hypothesis and interpret the decision in the context of the original claim.
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