Conduct the appropriate hypothesis test and compute the test statistic.A hypnotist believes that his program can help more the 50% of patients quitsmoking.To test this claim, a random sample of 100 patients were monitored for one-year and57 had quite smoking.Compute the test statistic.0.570.080.50O1.40O 1.73

Given information- Sample size, n = 100 Proportion of patients who quit smoking- Hypothesis…

Answered: Conduct the appropriate hypothesis test…

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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A Department of Transportation report about air travel found that, nationwide, 76% of all flights are on time. Suppose you are at the airport and your flight is one of 50 scheduled to take off in the next two hours. Can you consider these departures to be Bernoulli trials? Explain. Choose the correct answer below. A. No. Departures from the same airport may not be independent. B. Yes. All the conditions of a Bernoulli trial are met. C. No. There are more than two possible outcomes. D. No. Bernoulli trials can only be simulated on a computer.
Suppose the P-value in a two-tailed test is 0.0134. Based on the same population, sample and null hypothesis, and assuming the test statistic z is negative, what is the P-value for a corresponding left-tailed test? Select one: O a. 0.0067 O b. 0.0268 O c. 0.225 O d. 0.0184 Next pag
A survey was undertaken to compare the educational background of several different generation. One generation of interest was the Millennials (those born after 1980). A sample of 650 Millennials was taken, and each was asked to report the highest level of completed education. It was found that 214 of those surveyed had completed a Bachelor's degree or higher. With 98% confidence, we estimate between ______% and _______% of all Millennials have completed a Bachelor's degree or higher. (After converting to percentages, round the limits of your interval to two decimal places.) A sample of 682 Gen Xers (those born between 1965 & 1980) was taken and they were asked the same question. Of this sample, 169 individuals had completed a Bachelor's degree or highter. With 98% confidence, we estimate between ______% and ______% of all Gen Xers have completed a Bachelor's degree or highter. (After converting to percentages, round the limits of your interval to two decimal places.)
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 0.01 significance level to test that claim. Identify the null and alternative hypotheses for this test. Choose the correct answer below. OA. Ho: p*0.3 H₁: p=0.3 B. Ho: p=0.3 H₁: p=0.3 OC. Ho: p=0.3 H₁: p>0.3 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. O A. Reject Ho. There is not sufficient evidence to warrant rejection of the claim that the percentage of blue candies is equal to 30% OB. Fail to reject Ho. There is not sufficient evidence to warrant rejection of the claim that the percentage of blue candies is equal to 30% OC.…
Given that a-0.01%, find the Zeit if the hypothesis testing is a two tailed test. O a. Zcrit = 3.8906 and -3.8906 O b. Zerit 1.2816 and -1.2816 O c. Zcrit = 3.0902 and -3.0902 O d. Zcrit = 1.6449 and -1.6449
In a survey of 175 females who recently completed high school, 76% were enrolled in college. In a survey of 150 males who recently completed high school, 72% were enrolled in college. At a = 0.05, can you reject the claim that there is no difference in the proportion of college enrollees between the two groups? Assume the random samples are independent. Complete parts (a) through (e). O A. Ho: P1 #P2 Ha: P1 = P2 O B. Ho: P1 P2 OF. Ho: P1 = P2 O D. Ho: P1 > P2 Ha: P1 SP2 Ha: P1 O B. z 1.96 O D.
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What does brand loyalty mean to consumers? According to a recent research report, 38% of consumers associate trust with brand loyalty. Complete parts (a) through (e) below. a. To conduct a follow-up study that would provide 95% confidence that the point estimate is correct to within ±0.04 of the population proportion, how large a sample size is required? A sample size of ___ consumers is required.
A political scientist claims that 38% of first-year college students characterize themselves as being “moderate” or “middle of the road” as far as their political affiliation is concerned. Believing this claimed value is too high, you survey a random sample of 400 first-year college students and find that 120 characterize themselves as being “moderate” or “middle of the road.” Based on this information, what will the test statistic be? Choose the answer below that is closest to what you calculate, and try not to do a lot of rounding until you get to the very end of your calculations. 1. -0.3 2. -1.2 3. -2.6 4. -3.3 5. None of the other answer options are correct because the test statistic should be positive, not negative.
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A peony plant with red petals was crossed with another plant having streaky petals. A nursery owner states that 75% of the offspring resulting from this cross will have red flowers. To test this claim, 100 seeds from this cross were collected and germinated, and 72 plants had red petals. What is the test statistic? 1.62 3.23 -0.69 -3.93 -2.31 O ● ♫MA ♫ dansen 8 W P 0

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