A random sample of 843 births included 432 boys. Use a 0.10 significance level to test the claim that 50.6% of newborn babies are boys. Do the results support the belief that 50.6% of newborn babies are boys?Identify the null and alternative hypotheses for this test. Choose the correct answer below.- **Option A** - \( H_0: p = 0.506 \) - \( H_1: p > 0.506 \)- **Option B** - \( H_0: p = 0.506 \) - \( H_1: p < 0.506 \)- **Option C** - \( H_0: p = 0.506 \) - \( H_1: p \neq 0.506 \)- **Option D** - \( H_0: p \neq 0.506 \) - \( H_1: p = 0.506 \)

A Random sample of 843 births included 432 boys.use a 0.10 significance level to test the claim that…

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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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In a study of the accuracy of fast food drive-through orders, one restaurant had 30 orders that were not accurate among 375 orders observed. Use a 0.10 significance level to test the claim that the rate of inaccurate orders is equal to 10%. Does the accuracy rate appear to be acceptable? Identify the null and alternative hypotheses for this test. Choose the correct answer below. ОА. Но: р-0.1 H4:p#0.1 В. Но: р#0.1 H1:p=0.1 OC. Ho: p=0.1 H4:p0.1
Suppose that in a random selection of 100 colored candies, 26% of them are blue. The candy company claims that the percentage of blue candies is equal to 24%. Use a 0.05 significance level to test that claim. Identify the null and alternative hypotheses for this test. Choose the correct answer below. О А. Но: р#0.24 H1:p= 0.24 В. Но: р3D0.24 H4:p0.24 Identify the test statistic for this hypothesis test. The test statistic for this hypothesis test is (Round to two decimal places as needed.) Identify the P-value for this hypothesis test. The P-value for this hypothesis test is (Round to three decimal places as needed.) Identify the conclusion for this hypothesis test. O A. Fail to reject Ho. There is sufficient evidence to warrant rejection of the claim that the percentage of blue candies is equal to 24% B. Reject Ho. There is not sufficient evidence to warrant rejection of the claim that the percentage of blue candies is equal to 24% C. Fail to reject Ho. There is not sufficient…
Suppose that in a random selection of 100 colored candies, 22% of them are blue. The candy company claims that the percentage of blue candies is equal to 30%. Use a 0.10 significance level to test that claim. Identify the null and alternative hypotheses for this test. Choose the correct answer below. O A. Ho: p=0.3 H₁: p=0.3 O B. Ho: p=0.3 H₁: p=0.3 C. Ho: p=0.3 H₁: p>0.3 O D. Ho: p=0.3 H₁: p<0.3 Identify the test statistic for this hypothesis test. The test statistic for this hypothesis test is (Round to two decimal places as needed.) Identify the P-value for this hypothesis test. The P-value for this hypothesis test is (Round to three decimal places as needed.) Identify the conclusion for this hypothesis test. A. Reject Ho. There is sufficient evidence to warrant rejection of the claim that the percentage of blue candies is equal to 30% B. Reject Ho. There is not sufficient evidence to warrant rejection of the claim that the percentage of blue candies is equal to 30% O C. Fail to…
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Consider a sample of 53 football games, where 31 of them were won by the home team. Use a 0.01 significance level to test the claim that the probability that the home team wins is greater than one-half. Identify the null and alternative hypotheses for this test. Choose the correct answer below. ОА. Но: р> 0.5 H1:p=0.5 О В. Н: р3D0.5 H1: p0.5
Consider a sample of 48 football games, where 32 of them were won by the home team. Use a 0.10 significance level to test the claim that the probability that the home team wins is greater than one-half. Identify the null and alternative hypotheses for this test. Choose the correct answer below. O A. Ho: p>0.5 H,:p= 0.5 О В. Но: р30.5 H1: p#0.5 О с. Но: р30.5 H1:p>0.5 O D. Ho: p=0.5 H1:p<0.5 Identify the test statistic for this hypothesis test. The test statistic for this hypothesis test is (Round to two decimal places as needed.) Identify the P-value for this hypothesis test. The P-value for this hypothesis test is (Round to three decimal places as needed.)
In a study of 805 randomly selected medical malpractice lawsuits, it was found that 518 of them were dropped or dismissed. Use a 0.05 significance level to test the claim that most medical malpractice lawsuits are dropped or dismiss Which of the following is the hypothesis test to be conducted? O A. Ho: p+0.5 H1:p= 0.5 О В. Но: р30.5 H,: p#0.5 ОС. Но: р> 0.5 O D. Ho: p= 0.5 H1: p= 0.5 H1: p0.5 What is the test statistic? (Round to two decimal places as needed.) What is the P-value? P-value = (Round to three decimal places as needed.) What is the conclusion about the null hypothesis? O A. Fail to reject the null hypothesis because the P-value is less than or equal to the significance level, a. O B. Reject the null hypothesis because the P-value is greater than the significance level, a. OC. Fail to reject the null hypothesis because the P-value is greater than the significance level, a. O D. Reject the null hypothesis because the P-value is less than or equal to the significance level,…
Consider a drug testing company that provides a test for marijuana usage. Among 294 tested subjects, results from 28 subjects were wrong (either a false positive or a false negative). Use a 0.05 significance level to test the claim that less than 10 percent of the test results are wrong. Identify the null and alternative hypotheses for this test. Choose the correct answer below. О А. Но: р0.1 Identify the test statistic for this hypothesis test. The test statistic for this hypothesis test is- (Round to two decimal places as needed.) Identify the P-value for this hypothesis test. The P-value for this hypothesis test is. (Round to three decimal places as needed.) Identify the conclusion for this hypothesis test. O A. Fail to reject Ho. There is sufficient evidence to warrant support of the claim that less than 10 percent of the test results are wrong. O B. Fail to reject Hn. There is not sufficient evidence to warrant support of the claim that less than 10 percent of the test results are…
Consider a sample of 45 football games, where 27 of them were won by the home team. Use a 0.05 significance level to test the claim that the probability that the home team wins is greater than one Identify the null and alternative hypotheses for this test. Choose the correct answer below. O A. Ho: p= 0.5 H1:p 0.5 H1:p= 0.5 C. Ho:p=0.5 H1:p>0.5 O D. Ho: p=0.5 H: p#0.5 Identify the test statistic for this hypothesis test. The test statistic for this hypothesis test is 1.34. (Round to two decimal places as needed.) Identify the P-value for this hypothesis test. The P-value for this hypothesis test is (Round to three decimal places as needed.)
2.
Suppose 249 subjects are treated with a drug that is used to treat pain and 51 of them developed nausea. Use a 0.05 significance level to test the claim that more than 20% of users develop nausea. Identify the null and alternative hypotheses for this test. Choose the correct answer below. A. Ho: p= 0.20 H1: p>0.20 В. Но: р> 0.20 H1:p= 0.20 Ос. Но: р3D0.20 H1:p<0.20 D. Ho: p= 0.20 H1:p#0.20 Identify the test statistic for this hypothesis test. The test statistic for this hypothesis test is (Round to two decimal places as needed.)
Only 20% of registered voters voted in the last election. Will voter participation decline for the upcoming election? Of the 360 randomly selected registered voters surveyed, 58 of them will vote in the upcoming election. What can be concluded at the a = 0.05 level of significance? a. For this study, we should use Select an answer b. The null and alternative hypotheses would be: Но: Select an answer (please ente a decimal) H1: Select an answer < (Please ente a decimal) c. The test statistic ? o (please show your answer to 3 decimal places.)

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