Use the t-distribution and the sample results to complete the test of the hypotheses. Use a 5% significance level. Assume the results come from a random sample, and if the sample size is small, assume the underlying distribution is relatively normal.Test H0 : μ=15 vs Ha : μ>15 using the sample results x¯=17.2, s=6.4, with n=40.     (a) Give the test statistic and the p-value.Round your answer for the test statistic to two decimal places and your answer for the p-value to three decimal places.test statistic = p-value =

Q: Use the t-distribution and the sample results to complete the test of the hypotheses.

A: The sample size is n = 100 Sample mean = 105.1 And sample SD = 15.5 Level of significance = 0.05

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Q: Use the t-distribution and the sample results to complete the test of the hypotheses. Use a 5%…

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Q: Use a t-test to test the claim about the population mean u at the given level of significance a…

A: Given,n=15x¯=28.2s=4.6degrees of freedom(df)=n-1df=15-1df=14a=0.05claim: μ≠28

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Q: Use a​ t-test to test the claim about the population mean μ at the given level of significance α…

A: Reviewing the information, the claim : μ=51,700α=0.10 Sample statistics: x=52,677s=2300n=19

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Q: Use a t-test to test the claim about the population mean μ at the given level of significance a…

A: The following information has been given: μ=51,100x¯=51,527s=2800n=20

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Q: Use a​ t-test to test the claim about the population mean μ at the given level of significance α…

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A: given data, μd<0α=0.01d=1.4sd=3.8n=19df=n-1=19-1=18we have to answer for the given datahere in…

Q: Use the t-distribution and the sample results to complete the test of the hypotheses. Use a 5%…

A: T-test Calculation: Here, n = 100; x̅ = 112.3; s = 18.4 Therefore, degrees of freedom = n – 1 = 100…

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A: Given,Hypotheses are-H0 : p = 0.3 vs Ha : p < 0.3n = 199Level of significance, α = 5% = 0.05

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Q: Use the normal distribution and the given sample results to complete the test of the given…

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A: Given that the sample size is n = 50 Sample proportion = 0.86

Q: Use the t-distribution and the sample results to complete the test of the hypotheses. Use a 5 %…

A: (a) The test statistic is, t=x¯-μsn=17.2-156.440=2.21.01192885=2.1741≈2.17 Thus, the test statistic…

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A: Given, H0 : p=0.8 Ha: p>0.8 n=50

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Q: You wish to test the following claim (H) at a significance level of a = 0.002. Ho: P₁ = P2 Ha: P1 P2…

A: From the sample information, it is inferred that: For population-1:n1 (sample size)=799, p^1 (sample…

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A: n1=249,n2=306,x1=116,x2=138

Q: Use the t-distribution and the sample results to complete the test of the hypotheses. Use a 5%…

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