Identify the rejection region for testing the hypotheses with a=0.01. Select the correct choice below and fill in the answer box (Round to three decimal places as needed.)
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- A humane society claims that less than 64% of households in a certain country own a pet. In a random sample of 400 households in that country, 244 say they own a pet. At a = 0.05, is there enough evidence to support the society's claim? Complete parts (a) through (c) below. (a) Identify the claim and state Ho and Ha Identify the claim in this scenario. Select the correct choice below and fill in the answer box to complete your choice. (Type an integer or a decimal. Do not round.) A. The percentage households in the country that own a pet is not %. OB. Less than % of households in the country own a pet. O C. % of households in the country own a pet. OD. More than % of households in the country own a pet. Let p be the population proportion of successes, where a success is a household in the country that owns a pet. State Ho and H₂ Select the correct choice below and fill in the answer boxes to complete your choice. (Round to two decimal places as needed.) OA. Ho-p² Ha p OE. Ho P= Ha: p=…A humane society claims that less than 68% of households in a certain country own a pet. In a random sample of 500 households in that country, 330 say they own a pet. At a = 0.01, is there enough evidence to support the society's claim? Complete parts (a) through (c) below. (Kound to two decimal places as needed.) OA. Ho P Ha: p² OD. Ho p Ha: p= OB. Ho: p2 Ha p Z= (Round to two decimal places as needed.) Identify the P-value. P=0 (Round to three decimal places as needed.). the null hypothesis. There OC. Ho: P Ha: p enough evidence to OF. Ho P > (c) Decide whether to reject or fail to reject the null hypothesis and (d) interpret the decision in the context of the original claim. Ha: ps the society's claim. NextAn education researcher claims that 57% of college students work year-round. In a random sample of 600 college students, 342 say they work year-round. At a = 0.05, is there enough evidence to reject the researcher's claim? Complete parts (a) through (e) below. (a) Identify the claim and state Ho and H3. Identify the claim in this scenario. Select the correct choice below and fill in the answer box to complete your choice. (Type an integer or a decimal. Do not round.) OA. % of college students work year-round. O B. At most % of college students work year-round. O C. The percentage of college students who work year-round is not O D. At least % of college students work year-round. Let p be the population proportion of successes, where a success is a college student who works year-round. State H, and Ha. Select the correct choice below and fill in the answer boxes to complete your choice. (Round to two decimal places as needed.) O A. Ho: p> O B. Ho: ps O C. Ho: p= Ha: ps Hại p> H3:p = O D.…
- Test the hypothesis using the P-value approach. Be sure to verify the requirements of the test. Ho: p=0.5 versus H: p>0.5 n= 100; x= 60; a= 0.01 Click here to view page 1 of the table Click here to view page 2 of the table. Calculate the test statistic, zo- (Round to two decimal places as needed.)A survey showed that 32% of human resource professionals are at companies that rejected job candidates because of information found on their social media. If 25 human resource professionals are randomly selected, would 14 be a significantly high number to be at companies that rejected job candidates because of information found on their social media? Why or why not? Select the correct choice below and fill in the answer box within your choice. (Round to four decimal places as needed.) OA. No, 14 would not be significantly high because the probability of 14 or more is OB. Yes, 14 would be significantly high because the probability of 14 or more is OC. Yes, 14 would be significantly high because the probability of 14 or more is D. No, 14 would not be significantly high because the probability of 14 or more is which is low. which is not low. which is low. which is not low.Describe type I and type II errors for a hypothesis test of the indicated claim. A shoe store claims that no more than 25% of its new customers will return to buy their next pair of shoes. Describe the type I error. Choose the correct answer below. 16 OA. A type I error will occur when the actual proportion of new customers who return to buy their next pair of shoes is at least 0.25, but you reject Ho: p≥ 0.25. B. A type I error will occur when the actual proportion of new customers who return to buy their next pair of shoes is no more than 0.25, but you fail to reject Ho: p ≤ 0.25. C. A type I error will occur when the actual proportion of new customers who return to buy their next pair of shoes is at least 0.25, but you fail to reject Ho: p≥ 0.25. D. A type I error will occur when the actual proportion of new customers who return to buy their next pair of shoes is no more than 0.25, but you reject Ho: p≤0.25. Describe the type II error. Choose the correct answer below. O A. A type II…
- Use technology to find the P-value for the hypothesis test described below.The claim is that for a smartphone carriers data speeds at airports, the mean is 12.00 Mbps. The sample size is n=21 and the test statistic is t=-1.149. Find the P-value. (Round to three decimal places as needed.)Determine the test statistic for this hypothesis test. (Round to two decimal places as needed.)Suppose are running a study/poll about the proportion of women over 40 who regularly have mammograms. You randomly sample 138 people and find that 91 of them match the condition you are testing.Suppose you are have the following null and alternative hypotheses for a test you are running:H0:p=0.67Ha:p>0.67Calculate the test statistic, rounded to 3 decimal places z=
- Use technology to find the P-value for the hypothesis test described below. The claim is that for 12 AM body temperatures, the mean is µ> 98.6°F. The sample size isn=9 and the test statistic is t=2.568. P-value = (Round to three decimal places as needed.)Use technology to find the P-value for the hypothesis test described below. The claim is that for 12 AM body temperatures, the mean is u> 98.6°F. The sample size is n = 6 and the test statistic is t= 2.287. P-value = (Round to three decimal places as needed.)Compute the value of the test statistic and conclude.