Test the claim about the difference between two population means µ₁ and µ₂ at the level of significance a. Assume the samples are random and independent, and the Claim: μ₁ μ₂; α=0.10. Assume o² #02 Sample statistics: x₁=2404, s₁=175, n₁ = 12 and =2295, s₂ = 54, n₂ = 11 Identify the null and alternative hypotheses. Choose the correct answer below. OA. Ho: H₁ H2₂ Hai HH2 OC. Ho: H₁ H₂2 Hai HH2 OE. Ho: H₁ H₂ Hai HH2 Find the standardized test statistic 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. Ho. There enough evidence at the 10% level of significance to reject the claim. OB. Ho: H₁

MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
Question

Quesion 46

 

Test the claim about the difference between two population means μ₁ and μ2 at the level of significance a. Assume the samples are random and independent, and the p
Claim: μ₁ μ₂; α=0.10. Assume o² o2
Sample statistics: x₁=2404, s₁ = 175, ₁ = 12 and
= 2295, $2 = 54, n₂ = 1
X2
Identify the null and alternative hypotheses. Choose the correct answer below.
A. Ho: H₁ H₂
Hai H1=H2
t=
C. Ho: H₁ H₂
Ha Hy<H2
O E. Ho: H₁ H₂
Hai HH2
Find the standardized test statistic 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.
Ho. There
enough evidence at the 10% level of significance to reject the claim.
OB. Ho: H₁1 <H₂
Hai H12H2
D. Ho: ₁ = ₂
Ha: H1 H₂
OF. Ho: H₁ H₂
Hai HSM2
Transcribed Image Text:Test the claim about the difference between two population means μ₁ and μ2 at the level of significance a. Assume the samples are random and independent, and the p Claim: μ₁ μ₂; α=0.10. Assume o² o2 Sample statistics: x₁=2404, s₁ = 175, ₁ = 12 and = 2295, $2 = 54, n₂ = 1 X2 Identify the null and alternative hypotheses. Choose the correct answer below. A. Ho: H₁ H₂ Hai H1=H2 t= C. Ho: H₁ H₂ Ha Hy<H2 O E. Ho: H₁ H₂ Hai HH2 Find the standardized test statistic 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. Ho. There enough evidence at the 10% level of significance to reject the claim. OB. Ho: H₁1 <H₂ Hai H12H2 D. Ho: ₁ = ₂ Ha: H1 H₂ OF. Ho: H₁ H₂ Hai HSM2
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