Identify the null hypothesis, alternative hypothesis, test statistic, conclusion about the null hypothesis, and final conclusion that addresses the original claim. 16) A recent gun control study showed that among 1150 Americans, 718 of them favor stricter gun aws. Use the critical value method and a significance level of 0.05 to test the claim that 65% of mericans favor stricter gun lows.

Q: Suppose 247 subjects are treated with a drug that is used to treat pain and 55 of them developed…

A: Solution: Let X be the number of subjects developed nausea and n be the number of subjects are…

Q: Suppose 234 subjects are treated with a drug that is used to treat pain and 55 of them developed…

A: Here, the claim of the test is that more than 20% of users develop nausea. This is representing in…

Q: A) identify the null & alternative hypothesis. B) what is the test statistic? C) what is the…

A: Hey there! Thank you for posting the question. Since your question has more than 3 parts, we are…

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A: From the given information we conduct z test for Proportion.

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A:

Q: A study involved identical twins where one of the twins smoked and the other twin did not smoke.…

A: 1). The hypothesis can be constructed as:Null hypothesis, H0: Smoking and heart disease are…

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Q: OxyContin The drug OxyContin (oxycodone) is used to treat pain, but it is dangerous because it is…

A: Solution:Given that,Level of significance = 0.05Sample size(x) = 52Total (n) =227

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A: Given,  sample size=700 level of significance=0.05 sample proportion, p=45%=0.45   Since the sample…

Q: Consider the Locations of each as urban(1), suburban (2) and rural (3).  Conduct a hypothesis test…

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Q: A random sample of 829 births included 430 boys. Use a 0.05 significance level to test the claim…

A: given data,n=829x=430α=0.05p^= xn=430829=0.5187claim:51.4% of newborn babies are boys.

Q: According to the US Bureau of labor statistics, 7% of US female workers between 16 and 24 years old…

A: The hypotheses are given below: Null hypothesis: H0:p=0.07. Alternative hypothesis: H1:p≠0.07. Since…

Q: 15) A random sample of 400 Fresno State students revealed that 228 were female. Test the claim that…

A:

Q: Suppose 247 subjects are treated with a drug that is used to treat pain and 50 of them developed…

A: Given,n=247x=50p^=xn=50247=0.2024α=0.01

Q: Groups of people were asked if they were supporting local businesses during the pandemic. Of a…

A: The proportion of women supporting businesses = 59/220 =0.27 =p1 The proportion of men supporting…

Q: Suppose 239 subjects are treated with a drug that is used to treat pain and 53 of them developed…

A: The objective of this question is to test the claim that more than 20% of users develop nausea after…

Q: In a study of 807 randomly selected medical malpractice lawsuits, it was found that 482 of them were…

A: Given X=482 n=807 Alpha=0.01

Q: Historically, the percentage of U.S. residents who support stricter gun control laws has been 55%. A…

A: Solution: 8. Let X be number people are in favor of stricter gun control and n be the sample number…

Q: ppose 245 subjects are treated with a drug that is used to treat pain and 53 of them developed…

A: GIVEN DATA,n=245x=53p^=xn  =53245  =0.2163claim:p>0.20α=0.10we have to complete the hypothesis…

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Q: In a Gallup poll of 514 HR professionals, 45.9% said that body piercings and tattoos were big…

A: given, sample size (n) = 514 sample proportion (p^) = 45.9%  =  0.459 true proportion (p) = 50%  =…

Q: Consider a drug testing company that provides a test for marijuana usage. Among 299 tested​…

A: given data  n = 299 x = 29 claim : p < 0.10 we have to find null and alternative hypothesis.

Q: In a survey, 716 out of 1132 randomly selected adults in the United States said that they use cell…

A:

Q: 1. What is the test statistic? 2. What is the p-value? 3. Conclusion about the null hypothesis?

A: The hypotheses can be constructed as: Null hypothesis: H0: p = 0.70 Alternative hypothesis: Ha: p ≠…

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Q: NBA basketball players have a mean height of 79 inches and a standard devaiation of 3.5 inches.…

A: Solution: Let X be the height of NBA basketball player. From the given information, µ=79 inches and…

Q: A USA Today survey basis for report that 57% of gun owners favor stricter gun laws. Assume the group…

A: We have to find decision.

Q: 19% of deaths among male adults can be attributed to heart diseases. Is this percentage different…

A: Solution: It is given that 19% of deaths among male students can be attributed to heart diseases.

Q: What are the correct hypotheses? (Select the correct symbols and use decimal values not percentages.…

A: As per our guidelines, we are allowed to answer first three sub-parts only . Thanks The following…

Q: Consider a drug testing company that provides a test for marijuana usage. Among 308 tested subjects,…

A: Given,n=308x=29p^=xnp^=29300=0.0967α=0.05

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A: Denote p1, p2 as the true population proportions of accurately fulfilling drive-thru orders in…

Q: What is the test statistic? What is P-value? Reject or Fail to reject?

A: Hello! As you have posted more than 3 sub parts, we are answering the first 3 sub-parts.  In case…

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Q: The two-way table below cross-tabulated the 1000 birth records by whether they had low birth we and…

A: The data is given as-   Birthweight       low not-low Sum Non-smoker 92 781 873 Smoker 18…

Q: with a drug that is used to treat pain and 50 of them developed nausea. Use a 0.01

A: Here it is given that - Total number of sample (n) = 247 Sample proportion (p) = 50247=0.202 So, q =…

Q: 2. In a study of smokers who tried to quit smoking with nicotine patch therapy, 39 were smoking one…

A: We have given that  p0=39/(39+32)=0.5492

Q: which method would help smokers quit smoking. He divided a group of 183 sm patch, Group 2 is given…

A: Given:-                Solution:-           (a)  Null and alternative hypothesis:        H0 : The…

Q: 2. In a study of pregnant women and their ability to correctly predict the sex of their baby, 59 of…

A:

Q: An online poll​ asked: "Do you believe the Loch Ness monster​ exists?" Among 22,213 ​responses, 64​%…

A: The hypothesized p value is 0.50.

Q: Write appropriate hypotheses, find the p-value and explain your results.

A: For freshmen, sample size n1 = 200 and number of freshmen who agree with a plan to limit enrollment…