how do i put part c into the computer? Takeout Food A magazine article reported that 15% of adults buy takeout food every day. A fast-food restaurant owner surveyed 220 customers and found that 42 said that they purchased takeout food every day. At =α0.05, is there evidence to believe the article's claim? Use the critical value method with tables. Do not round intermediate steps. (a)State the hypotheses and identify the claim. (b)Find the critical value(s). (c)Compute the test value. (d)Make the decision. (e)Summarize the results.

Q: (d) Find the p-value. (Round to three or more decimal places.) (e) Is there enough evidence to…

A: For the given data P value =? Conclusion =?

Q: How many students should be sampled in order to be 90% confident in estimating the proportion in…

A: Given that  Margin of error =E =0.10 90% confidence.

Q: Choose the correct answer below. O A. The statement indicates that the study is only 4% confident…

A: Given that a magazine provided  results from a poll of 1000 adults who were asked to identify their…

Q: The Department of Transportation reports that out of all fatal crashes, 6% of the drivers were…

A: Given,n=345x=25p^=xnp^=25345=0.0725α=0.05

Q: The average number of accidents at controlled intersections per year is 5.3. Is this average a…

A:

Q: Sales team of a New Ventures Company is in the process of introducing a new product. As an initial…

A: We want to find the sample size.

Q: Data from a representative sample were used to estimate that 31% of all computer users in a recent…

A: The preliminary estimate is, p=31%=0.31The defined margin of error is, E=0.05Since the level of…

Q: You want to obtain a sample to estimate a population proportion. At this point in time, you have no…

A: Given Information: Confidence level = 80%  Error (e) = 0.05 Proportion (p) = 0.5 (assumed)  The z…

Q: A doctor wants to estimate the mean HDL cholesterol of all 20-29 year old females. How many subjects…

A: formula for the sample size needed to estimate a population mean is

Q: Your medical research team is investigating the mean cost of a 30-day supply of a certain heart…

A: Claim: The mean cost of a 30 day supply of a certain heart medication is more than $97 The symbolic…

Q: In a survey of 1009 parents of children ages​ 8-14, 74​% say they are willing to get a second or​…

A: Given n=1009 P=74%=0.74 E=2%=0.02

Q: The proportion of Americans who have frequent migraines is 15.2% according to the CDC. An…

A: (a) State the hypotheses.

Q: The recidivism rate for convicted sex offenders is 15%. A warden suspects that this percent is…

A: “Since you have posted a question with multiple sub-parts, we will solve first three sub-parts for…

Q: In a study of the accuracy of fast food drive-through orders, McDonald’s had33 orders that were not…

A: (A)Here, the claim of the test is the proportion of inaccurate orders isequal to 10%. This is…

Q: Based on historical data at Oxnard College, we believe that 30% of freshman do not visit their…

A: Given Margin of error=E=0.05

Q: 14% of all Americans suffer from sleep apnea. A researcher suspects that a lower percentage of those…

A: Thank you for posting this question! Since this question has multiple sub-parts, I will solve the…

Q: Eyed, nificance? a. For this study, we should use Select an answer b. The null and alternative…

A: The population percentage for the general population is The sample size of millionaires is The…

Q: A certain brand of tortilla chips claims to have bags with an average weight of 14 ounces. A…

A: Here we need to find the null and alternative hypothesis for the given situation. Here the average…

Q: You may need to use the appropriate appendix table or technology to answer this question. An agency…

A: Given data: Significance level = 0.05 p = 0.115

Q: Past studies have indicated that the percentage of smokers was estimated to be about 34%. Given the…

A:

Q: You may need to use the appropriate appendix table or technology to answer this question. An agency…

A: (a) Given n=300 The correct hypothesis is- H0:p≤0.117Ha:p>0.117 (b) Here X=42 p^=XN=42300=0.14…

Q: A political pollster wants to estimate the proportion of voters who will vote for theDemocratic…

A: The given values in this problem are:Confidence level (C) = 90%Margin of error (E) = 0.04Since the…

Q: Assuming all conditions for the appropriate test are met, the agriculturalist reported a p-value of…

A: Given, p value = 0.072 α = level of significance =0.05

Q: A poll found that 83% of American adults believed that there was a conspiracy in the death of…

A: Given  Population proportion p=0.83, X=869, n=sample size=1060 Level of significance ɑ=0.10

Q: A rare birth defect occurs in approximately 0.5% of all cases in males. If we sample all the males…

A: Given information: The total number of males born in 2016 in a specific region is N = 200,000. It is…

Q: As a result of complaints from customers about delivery times, the manager at a pizza delivery…

A: GivenThe manager believed the delivery time  was 20 minutesThe manager at a pizza delivery serive is…

Q: If a researcher were to increase a sample size from n = 30 participants to n = 80 participants, what…

A: Increase power

Q: the 304 ears. Is Lhis percent millionaires surveyed, 40 could wiggle their ears. What can be…

A:

Q: Sampling Concept    IESCO claimed that at most 80% of the parts which they supplied on a…

A: Given : Let X : No. of parts meet the specifications Sample size (n) =400 46 did not meet…

Q: You may need to use the appropriate appendix table or technology to answer this question. An agency…

A:

Q: Life on other Planets Forty-two percent of people believe that there is life on other planets in the…

A:

Q: State the hypotheses and identify the claim.

A: Stating hypotheses is the first step of the hypothesis testing inferential procedure.

Q: You are conducting a study to see if the proportion of voters who prefer Candidate A is…

A:

Q: Not all visitors to a certain company's website are customers or potential customers. In fact, the…

A:

Q: In 2011, a U.S. Census report determined that 66% of college students are working students. A…

A:

Q: Rhino viruses typically cause common colds. In a test of the effectiveness of echinacea, 42 of the…

A: We have given that,  X1 = 42, N1 = 48 and X2 = 95, N2 = 111 Significance level    = 0.05 Then,…

Q: Not all visitors to a certain company's website are customers or potential customers. In fact, the…

A:

Q: Consider a population that is 30% left handed. You need to order chairs for a lecture hall for 100…

A: Empirical rule: The empirical rule, is also referred to as the three-sigma rule 68-95-99.7 rule, is…

Q: You are working on a political campaign and you want to take a sample to determine your candidate’s…

A: From the given information , determine the sample size using margin of error with 95% of confidence…

Q: We want to determine if the true proportion of students who do aerobics is less than 45%. Which are…

A: Suppose P is the true proportion of students who do aerobics.

Q: the percentage of adults who approve of labor unions has decreased since​ 1936? What are the…

A: Given : Claim :  The percentage of adults who approve of labor unions has decreased since​ 1936.

Q: Proctor & Gamble claims that at least half the bars of Ivory soap they produce are 99.44% pure (or…

A: Here we use z-test of a proportion. Proctor & Gamble claims that at least half the bars of Ivory…

Q: You want to obtain a sample to estimate a population proportion. At this point in time, you have no…

A: From the given information, Margin error (E) = 0.025 Assume sample proportion = 0.5   The objective…

Q: You may need to use the appropriate appendix table or technology to answer this question. An agency…

A: Given: Population proportion of workers in a particular country belonged to unions is p=0.115.…