how should a decision that fails to reject the null hypothesis be interpreted?
Q: Suppose 217 subjects are treated with a drug that is used to treat pain and 54 of them developed…
A: Step 1:Claim : More than 20% of users develop nausea. From claim hypothesis…
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Q: Suppose 221 subjects are treated with a drug that is used to treat pain and 53 of them developed…
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Q: Suppose 212 subjects are treated with a drug that is used to treat pain and 52 of them developed…
A: Correct answer: Option (B)
Q: If the p-value found in an experiment is 0.85. We reject the null hypothesis. True False
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Q: Suppose 204 subjects are treated with a drug that is used to treat pain and 55 of them developed…
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Q: if a hypothesis is not rejected at the 0.10 significance level, it A. Must be rejected at the…
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Q: null and alternative hypotheses for this test. Chc p=0.20 P#0.20 op=0.20 1:p>0.20 o:p=0.20 ip0.20…
A: Hypothesis are H0 : p=0.20 H1 : p>0.20 option B is the correct answer p^= 52217 p^ = 0.24
Q: Interpret, in words, what it means for a research question that a null hypothesis was accepted.
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Q: For the following hypothesis test, determine the null and alternative hypotheses. Also, classify the…
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Q: If the level of significance for a test for independency was 5% and the p-value was 0.03, what would…
A: Given, P-value = 0.03 Level of significance = 0.05 The objective is to find the conclusion.
The dean of a major university claims that the
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- Suppose 226 subjects are treated with a drug that is used to treat pain and 54 of them developed nausea. Use a 0.10 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. O A. Ho: p=0.20 H₁: p0.20 H₁: p=0.20 C. Ho: p=0.20 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.) 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 support of the claim that more than 20% of users develop nausea. B. Reject Ho. There is sufficient evidence to warrant support of the claim that more than 20% of users develop nausea. C. Fail to reject Ho. There is sufficient…Suppose 231 subjects are treated with a drug that is used to treat pain and 51 of them developed nausea. Use a 0.10 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 O B. Ho: p=0.20 H₁: p0.20 O C. Ho: p>0.20 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.) Identify the P-value for this hypothesis test. The P-value for this hypothesis test is (Round to three decimal places as needed.)Suppose 235 subjects are treated with a drug that is used to treat pain and 54 of them developed nausea. Use a 0.05 significance level to test the claim that more than 20% of users develop nausea.The test statistic for this hypothesis test is .(Round to two decimal places as needed.)
- I need this ASAP, please.Suppose 221 subjects are treated with a drug that is used to treat pain and 51 of them developed nausea. Use a 0.10 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. OA. Ho p=0.20 H₁: p 0.20 OB. Ho: p>0.20 H₁: p=0.20 C. Ho: p=0.20 H₁: p>0.20 OD. 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.)Consider a drug testing company that provides a test for marijuana usage. Among 250 tested subjects, results from 28 subjects were wrong. (Either false positive or a false negative). Use 0.05 significance level to test the claim that less than 10% of the test results are wrong. A. Identify the bull and the alternative hypothesis for the test. B. Identify the test statistic for this hypothesis test. C. Identify the P Value for this hypothesis test. D. Identify the conclusion for this hypothesis test
- Past studies have indicated that the percentage of smokers was estimated to be about 30%. Given the new smoking cessation programs that have been implemented, you now believe that the percentage of smokers has reduced. You randomly surveyed 1775 people and found that 492 smoke. Use a 0.05 significance level to test the claim that the percentage of smokers has reduced. a) Identify the null and alternative hypotheses? Ho: ? v Ha: ? v b) What type of hypothesis test should you conduct (left-, right-, or two-tailed))? O left-tailed O right-tailed O two-tailed c) Identify the appropriate significance level. Submit Question % & 8. 5.Suppose that in random selection of 100 colored candies, 20% of them are blue. The candy company claims that the percentage of blue candies is equal to 26%. Use a 0.01 significance level to test that claim. Identify the null and alternative hypotheses for this test. Choose the correct answer below. OA. Ho: P# 0.26 H₁: p= 0.26 B. Ho: p=0.26 H₁:p # 0.26 OC. Ho: p= 0.26 H₁: p > 0.26 O D. Ho: p= 0.26 H₁: p<0.26 Identify the test statistic for this hypothesis test. The test statistic for this hypothesis test is (Round to two decimal places as needed.) ←In testing hypotheses, if the consequences of rejecting the null hypothesis are very serious (when the null hypothesis is indeed true), we should use a very small level of significance. use a very large level of significance. insist that the level of significance be smaller than the P-value.
- An annual survey of first-year college students asks 276,000 students about their attitudes on a variety of subjects. According to a recent survey, 51% of first-year students believe that abortion should be legal. Use a 0.05 significance level to test the claim that over half of all first-year students believe that abortion should be legal. Formulate the null and alternative hypotheses. Choose the correct answer below. .... A. Ho:p=0.5 O A. O B. Ho: p=0.5 Ha:p#0.5 Ha:p0.5 Find the test statistic. (Round to two decimal places as needed.) Find the P-value for the found test statistic. P-value = |(Round to four decimal places as needed.) State the conclusion. Choose the correct answer below. O A. Reject Ho. There is sufficient evidence to support the claim that over half of all first-year students believe that abortion should be legal. B. Do not reject Ho. There is sufficient evidence to support the claim that over half of all first-year students believe that abortion should be legal. C.…Suppose 239 subjects are treated with a drug that is used to treat pain and 52 of them developed nausea. Use a 0.10 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 B. Ho: p=0.20 H₁: p > 0.20 C. Ho: p=0.20 H₁: p0.20 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.)Suppose a hypothesis test was performed with a level of significance of 0.05. Then if the null hypothesis is actually true, then there is a 5% chance that the researcher will end up rejecting the null hypothesis in error. True False
