Test the claim that the proportion of people who own cats is smaller than 80% at the 0.10significance level.The null and alternative hypothesis would be:H₁:µ = 0.8 H₁:p = 0.8 Ho:p = 0.8 Ho:p = 0.8 Ho:μ = 0.8 Ho:μ = 0.8Ha: 0.8 Ha:p 0.8 Ha:p < 0.8 Ha:p> 0.8 Ha: < 0.8 Ha: 0.8The test is:two-tailed right-tailed left-tailedBased on a sample of 500 people, 370 owned catsWhat is ô (to 2 decimal places)?The test statistic is:The p-value is:enter 0))Based on this we:(to 2 decimals)(to 4 decimals, if your p-value is less than 0.0001, you mayFail to reject the null hypothesisReject the null hypothesis

given data clim : p <0.80n = 500x = 370α = 0.10

Answered: The null and alternative hypothesis…

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

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Test the claim that the proportion of people who own cats is significantly different than 50% at the 0.01 significance level.The null and alternative hypothesis would be: H0:p=0.5H0:p=0.5H1:p≠0.5H1:p≠0.5 H0:μ=0.5H0:μ=0.5H1:μ≠0.5H1:μ≠0.5 H0:p≤0.5H0:p≤0.5H1:p>0.5H1:p>0.5 H0:μ≥0.5H0:μ≥0.5H1:μ<0.5H1:μ<0.5 H0:p≥0.5H0:p≥0.5H1:p<0.5H1:p<0.5 H0:μ≤0.5H0:μ≤0.5H1:μ>0.5H1:μ>0.5 The test is: left-tailed two-tailed right-tailed Based on a sample of 700 people, 43% owned catsThe p-value is: (to 2 decimals)Based on this we: Reject the null hypothesis Fail to reject the null hypothesis
Test the claim that the proportion of men who own cats is smaller than the proportion of women who own cats at the .10 significance level. The null and alternative hypothesis would be: Ho: HM = HF Ho: HM = PF Ho:PM = PF Ho PM = PF Ho: PM = µf Ho:PM = PF H:PM > HF H:UM HF H:PM > PF H1:PM < Pf H1: µM < µp H1:PM + PF %3D The test is: right-tailed two-tailed left-tailed Based on a sample of 60 men, 25% owned cats Based on a sample of 80 women, 50% owned cats The test statistic is: (to 2 decimals) The p-value is: (to 2 decimals) Based on this we: Reject the null hypothesis Fail to reject the null hypothesis
Test the claim that the proportion of people who own cats is significantly different than 20% at the 0.1 significance level. The null and alternative hypothesis would be: Họ:p > 0.2 Ho:p= 0.2 Ho:µ 0.2 Ho:µ = 0.2 Ho:p 0.2 H1:µ 0.2 The test is: left-tailed two-tailed right-tailed o Based on a sample of 700 people, 11% owned cats The p-value is: 0.06 x (to 2 decimals) Based on this we: O Fail to reject the null hypothesis O Reject the null hypothesis
Test the claim that the mean GPA of Orange Coast students is smaller than the mean GPA of Coastline students at the 0.10 significance level. The null and alternative hypothesis would be: = Pc Ho: Ho µc Ho:po = po Ho: po pc Ho: po Pc H:Po Ho Od:I OTl > Orl: Ho: Po H Po. Ho Po Ho Po PC Ho Po S PC H1 Po The test is: two-tailed right-tailed left-tailed The sample consisted of 45 Orange Coast students, with a sample mean GPA of 2.24 and a standard deviation of 0.02, and 45 Coastline students, with a sample mean GPA of 2.25 and a standard deviation of 0.05. (to 2 decimals) The test statistic is: The p-value is: (to 2 decimals) Based on this we: O Reject the null hypothesis OFail to reject the null hypothesis
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Test the claim that the proportion of people who own cats is smaller than 40% at the 0.01 significance level. The null and alternative hypothesis would be: Но: р — 0.4 Но: р 0.4 Но:р > 0.4 0.4 H1:µ + 0.4 H1: µ > 0.4 H1:µ < 0.4 H1:p < 0.4 The test is: right-tailed two-tailed left-tailed Based on a sample of 400 people, 32% owned cats The test statistic is: (to 2 decimals) The p-value is: (to 2 decimals) Based on this we: O Fail to reject the null hypothesis O Reject the null hypothesis
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Test the claim that the mean GPA of night students is significantly different than 2 at the 0.01 significance level. The null and alternative hypothesis would be: Ho:µ = 2 Ho:µ 0.5 H,:µ > 2 H:p 2 H :p + 0.5 H¸ :p 0.5 The test is: left-tailed right-tailed two-tailed Based on a sample of 75 people, the sample mean GPA was 2.03 with a standard deviation of 0.08 The test statistic is: (to 2 decimals) The p-value is: (to 2 decimals) Based on this we: OFail to reject the null hypothesis O Reject the null hypothesis
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