Test the claim that the proportion of children from the low income group that drew the nickel toolarge is greater than the proportion of the high income group that drew the nickel too large. Test atthe 0.05 significance level.25 of 40 children in the low income group drew the nickel too large, and 10 of 35 did in the highincome group.a) If we use L to denote the low income group and H to denote the high income group, identify thecorrect alternative hypothesis.H PLPHHLPHHi PLPHHpL PHb) The test statistic value is (two decimal places):c) Using the P-value method, the P-value is (4 decimal places)d) Based on this, weReject HoFail to reject Hoe) Which meansThere is sufficient evidence from the sample data to warrant rejection of the claimThe sample data supports the claimThere is not sufficient evidence from the sample data to warrant rejection of the claimThere is not sufficient evidence from the sample data to support the claim

a)The null and alternative hypotheses are stated below:From the given information, the level of…

Answered: Test the claim that the proportion of…

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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16. Researchers claim that 60 tissues are the average number of the tissues a person uses during the course of a flue. The company who makes Kleenex brand tissues that thinks that fever of the tissues are needed. What are their null and alternative hynothesis 17. A randomly selected ample of 1,000 college students was asked whether they had ever drunk alcohol. Sixteen percent of the 1000 students surveyed said they had. Which one of the following statements about the number 0.16 is correct? A. Itis a sample proportion B. It is a population proportion C. It is a margin error D. It is a randomly chosen number 18. A random sample of 100 voters in a community produced 59 voters in faxour of candidate A. The observed value of the test statistics for testing the null hypothesis Ho pi = 0.5 versus the alternative hypothesis Ha pi is not equal to 0.5. a (0.05) А. 1.80 В. 1.90 С. 1.83 D. 1.28
4. Researchers believe that men are more physically aggressive than women. To test this, researchers ask 20 participants (10 male, 10 female) to rate how aggressive they are on a scale from 1 to 10. Their scores are listed below. Conduct all six steps of hypothesis testing (use p=.05). Be sure to label all six steps. Also, include a concluding statement (which should include the effect size). Males Females 9 1 8 3 9 5 7 2 8 4 6 3 5 2 9 5 7 4 8 3 M 7.6 3.2 s 1.35 1.32
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…
2
Suppose that in a random selection of 100colored candies, 25%of them are blue. The candy company claims that the percentage of blue candies is equal to 28%. Use a 0.05 significance level to test that claim. a) Identify the null and alt hypothesis for this test. b) Identify the test statistic c) Identify the p-value d) Identify the conclusion
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7 b. Identify the test statistic c. The P-value for this hypothesis test is
Suppose that in a random selection of 100 colored candies, 23% of them are blue. The candy company claims that the percentage of blue candies is equal to 30%. Use a 0.05 significance level to test that claim. Identify the null and alternative hypotheses for this test. Choose the correct answer below. OA. Ho: p=0.3 H₁: p0.3 Oc. Ho: p=0.3 H₁: p 0.3 OD. Ho: p*0.3 H₁: p=0.3 B
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Suppose that in a random selection of 100 colored candies, 25% of them are blue. The candy company claims that the percentage of blue candies is equal to 22%. Use a 0.05 significance level to test that claim. O A. Ho p=0.22 Hy p>0.22 O B. Ho p=0.22 H p 0 22 O C. Ho pt0.22 H p=022 O D. Ho p=0.22 H1 p<0.22 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 not sufficient evidence to warrant rejection of the claim that the percentage of blue candies is equal to 22% O B. Reject Hn. There is sufficient evidence to warrant rejection of the claim that the percentage of blue candies is equal to 22% OC. Fail to reject Ho. There is sufficient evidence to warrant rejection of the claim that the…
2. A study performed in 2010 found that 4% of people with asthma have aspirin sensitivity. A hospital suspects that the percentage may actually be higher and tests a random sample of 310 asthma patients in controlled conditions. The hospital found that 20 out of the 310 asthma patients they tested had aspirin sensitivity. At the 0.05 significance level, test the claim that more than 4% of all asthma patients have aspirin sensitivity. a. State the i. Claim in words ii. Express the claim mathematically iii. What is the Null Hypothesis iv. What is the Alternative Hypothesis b. Which test procedure is appropriate to perform the required hypothesis test? c) Compute the value of the test statistic. d) What is the P-Value. Please round your P -value to three decimal places. P-Value = e) Should you reject the null hypotheses or not? f) What is your conclusion about the hypothesis test?
1

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