Test the claim that the proportion of people who own cats is smaller than 20% at the 0.10 significance level. The null and alternative hypothesis would be:   H0:p≥0.2H0:p≥0.2 H1:p<0.2H1:p<0.2 H0:p=0.2H0:p=0.2 H1:p≠0.2H1:p≠0.2 H0:p≤0.2H0:p≤0.2 H1:p>0.2H1:p>0.2 H0:μ=0.2H0:μ=0.2 H1:μ≠0.2H1:μ≠0.2 H0:μ≥0.2H0:μ≥0.2 H1:μ<0.2H1:μ<0.2 H0:μ≤0.2H0:μ≤0.2 H1:μ>0.2H1:μ>0.2 The test is:   right-tailed two-tailed left-tailed Based on a sample of 100 people, 14% 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 smaller than 70% at the 0.005 significance level.The null and alternative hypothesis would be:   H0:p=0.7H1:p≠0.7 H0:p≥0.7H1:p<0.7 H0:μ≥0.7H1:μ<0.7 H0:μ≤0.7H1:μ>0.7 H0:p≤0.7H1:p>0.7 H0:μ=0.7H1:μ≠0.7 The test is:   right-tailed two-tailed left-tailed Based on a sample of 500 people, 66% owned catsThe p-value is:  (to 2 decimals)Based on this we: Fail to reject the null hypothesis Reject the null hypothesis

Test the claim that the mean GPA of night students is smaller than 2.7 at the 0.10 significance level.The null and alternative hypothesis would be:   H0:p≤0.675H0:p≤0.675H1:p>0.675H1:p>0.675 H0:p≥0.675H0:p≥0.675H1:p<0.675H1:p<0.675 H0:μ≤2.7H0:μ≤2.7H1:μ>2.7H1:μ>2.7 H0:μ≥2.7H0:μ≥2.7H1:μ<2.7H1:μ<2.7 H0:μ=2.7H0:μ=2.7H1:μ≠2.7H1:μ≠2.7 H0:p=0.675H0:p=0.675H1:p≠0.675H1:p≠0.675 The test is:   right-tailed two-tailed left-tailed Based on a sample of 80 people, the sample mean GPA was 2.67 with a standard deviation of 0.08The 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 larger than 90% at the 0.005 significance level. The null and alternative hypothesis would be: Ho: ≤0.9 Ho:p ≤ 0.9 Ho: p=0.9 Ho: ≥ 0.9 Ho: = 0.9 Ho:p> 0.9 H₁: 0.9 H₁:p > 0.9 H₁:p # 0.9 H₁: < 0.9 H₁0.9 H₁ :p < 0.9 The test is: right-tailed left-tailed two-tailed Based on a sample of 200 people, 91% owned cats The p-value is: Based on this we: O Fail to reject the null hypothesis Reject the null hypothesis (to 2 decimals)

Test the claim that the proportion of people who own cats is significantly different than 90% at the 0.05 significance level. The null and alternative hypothesis would be: 0.9 Но: и H1:p + 0.9 H1:µ # 0.9 H1:p > 0.9 Но: р 0.9 Ho:p 0.9 Ho:H> 0.9 H1: µ > 0.9 H1:p < 0.9 H1:H < 0.9 The test is: right-tailed left-tailed two-tailed Based on a sample of 100 people, 83% owned cats

Test the claim that the mean GPA of night students is significantly different than 2.1 at the 0.01 significance level.The null and alternative hypothesis would be: _____ H0:p≤0.525 H1:p>0.525 _____ H0:μ≥2.1 H1:μ<2.1 _____ H0:p≥0.525 H1:p<0.525 _____ H0:μ≤2.1 H1:μ>2.1 _____H0:μ=2.1 H1:μ≠2.1 _____ H0:p=0.525 H1:p≠0.525 The test is: ____ two-tailed ____ right-railed ____ left-tailed Based on a sample of 80 people, the sample mean GPA was 2.14 with a standard deviation of 0.05 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 men who own cats is smaller than 20% at the .10 significance level.The null and alternative hypothesis would be: H0:P=0.2H1:P>0.2 H0:U=0.2H1:U>0.2 H0:U=0.2H1:U≠0.2 H0:P=0.2H1:P<0.2 H0:P=0.2H1:P≠0.2 H0:U=0.2H1:U<0.2 Based on a sample of 45 people, 13% owned catsThe test statistic is  (to 3 decimals)The critical value is  (to 2 decimals)Based on this we Fail to reject the null hypothesis Reject the null hypothesis

Test the claim that the proportion of people who own cats is significantly different than 30% at the 0.01 significance level. The null and alternative hypothesis would be: 0.3 Но: р > 0.3 Но:р > 0.3 Но:р — 0.3 Но:р 0.3 H1 :µ + 0.3 H1: H 0.3 The test is: two-tailed right-tailed left-tailed Based on a sample of 800 people, 39% owned cats The p-value is: (to 2 decimals) Based on this we: Fail to reject the null hypothesis Reject the null hypothesis

Test the claim that the mean GPA of night students is smaller than 3.4 at the 0.025 significance level. The null and alternative hypothesis would be: Ho:p = 0.85 Ho:µ 0.85 Ho:µ= 3.4 Ho:µ > 3.4 H1:p + 0.85 H1:µ > 3.4 H1:p > 0.85 H1:p < 0.85 H1:µ # 3.4 H1:µ < 3.4 The test is: right-tailed two-tailed left-tailed Based on a sample of 20 people, the sample mean GPA was 3.39 with a standard deviation of 0.02 The p-value is: (to 2 decimals) Based on this we: O Fail to reject the null hypothesis O Reject the null hypothesis

Test the claim that the proportion of people who own cats is larger than 30% at the 0.025 significance level.The null and alternative hypothesis would be: H0:p=0.3H0:p=0.3H1:p≠0.3H1:p≠0.3 H0:p≤0.3H0:p≤0.3H1:p>0.3H1:p>0.3 H0:μ=0.3H0:μ=0.3H1:μ≠0.3H1:μ≠0.3 H0:μ≤0.3H0:μ≤0.3H1:μ>0.3H1:μ>0.3 H0:μ≥0.3H0:μ≥0.3H1:μ<0.3H1:μ<0.3 H0:p≥0.3H0:p≥0.3H1:p<0.3H1:p<0.3 The test is right-tailed left-tailed two-tailed Based on a sample of 800 people, 32% owned catsThe 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