An airline promotion to business travelers is based on the assumption that two-thirds of business travelers use a laptop computer on overnight business trips.   (a)State the hypotheses that can be used to test the assumption. H0: p > 2/3,Ha: p ≤ 2/3 H0: p = 2/3, Ha: p ≠ 2/3   H0: p ≥ 2/3, Ha: p < 2/3 H0: p < 2/3, Ha: p ≥ 2/3 H0: p ≤ 2/3, Ha: p > 2/3   (b) A survey that found that 355 of 547 business travelers use a laptop computer on overnight business trips. Based on this survey, what is the sample proportion of business travelers who use a laptop computer on overnight business trips? (Round your answer to four decimal places.)   (c) What is the test statistic? (Round your answer to two decimal places.)   What is the p-value? (Round your answer to four decimal places.) p-value =    (d) Use  α = 0.05. What is your conclusion?   Reject H0. We can conclude that the population proportion differs from 2/3 . Do not reject H0. We can conclude that the population proportion differs from 2/3 .  Reject H0. We cannot conclude that the population proportion differs from 2/3 . Do not reject H0. We cannot conclude that the population proportion differs from 2/3

Q: You want O determine whether the reasons given by workers for continuing their education s related…

A: HERE given ,  significance level =  0.05  here test the claim reason and type of worker are…

Q: B. C. Po(1-po) D. (X-Y)-D, E. (X-Y)-D F. (w-1)5 1. G. н.

A: Given data number of success , x= 140 sample size, n =200 population proportion,p=…

Q: Suppose that 600 out of 1000 people polled believe that this country needs immigration reform. Is…

A: B)

Q: 3.  Researchers conducted an experiment on how fast we make snap judgments about the friendliness of…

A: Given information: Part Normal Faces Hidden Eye Faces 1 332 380 2 432 470 3 363 386 4 295…

Q: Write the null and alternative hypotheses you would use to test each of the situations in parts (a)…

A:

Q: Minnesota had the highest turnout rate of any state for the 2016 presidential election. Political…

A: (a) State the hypotheses. That is, there is no evidence to conclude that registered voters in rural…

Q: Write the null and alternative hypotheses you would use to test each of the situations in parts (a)…

A: (a) The following hypothesis can be formed H0: p=0.61HA: p&gt;0.61

Q: a test to determine if mean weekly profit for a small business is more than $100 higher when…

A: Population mean μ =100

Q: As of 2012, the proportion of students who use a MacBook as their primary computer is 0.43. You…

A: the proportion of students who use a MacBook as their primary computer is 0.43population…

Q: Let us hypothesize that cats spend more time sleeping in Winter than in Summer. Let us also presume…

A: We assumed that in summer cats sleep an average of 15 hours. We have to test that whether cats spend…

Q: As a result of complaints from patients about wait times, the manager at a doctor's office is ready…

A: Given : Claim : The manager has believed the average wait time was 7 minutes  Claim in symbol : μ=7…

Q: The proportion of adults living in Tempe, Arizona, who are college graduates is estimated to be…

A: It is given that, The proportion of adults living in Tempe, Arizona, who are college graduates is…

Q: Claim: Most adults would erase all of their personal information online if they could. A software…

A: According to the provided information, the claim is “Most of adults would erase all of their…

Q: In Canada, about 63.55% of women over 40 will develop breast cancer in any given year. A common…

A: According to the given information,Probability of women over 40 will develop breast cancer,…

Q: Seventy-three UPS drivers and 80 Federal Express drivers from the Los Angeles area were given…

A: From the provided information, n1=73x1=7n2=80x2=17α=0.05

Q: (1) The number fired because of inability to get along with others is 3. (2) The number fired…

A: The objective of the question is to find the probability of a certain number of employees being…

Q: Data from the Motor Vehicle Department indicate that 80% of all licensed drivers are older than age…

A: Given : Claim : The age distribution for the sample of drivers who recently received speeding…

Q: The Congressional Budget Office reports that 36% of federal civilian employees have a bachelor's…

A: Sample size n =119 Favorable cases x =32 Sample proportion p^=x/n  =32/119 =0.2689 NOTE:- According…

Q: In a sample of 295 male job-holders, 69% said that they are satisfied with their jobs. In another…

A: sample size(n1)=295sample proprotion()=0.69sample size(n2)=128sample proportion()=0.58significance…

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

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

Q: 1. Some people believe that criminals who plead guilty will get different sentences than if their…

A: Given, Criminals who plead guilty will get different sentences than if their case goes to trial.

Q: State 2 Use the critical value approach to test for a significant difference in the average SAT…

A: Given that For state 1, sample size n1 = 100, sample mean = 1124, and sample SD = 196 For state 2,…

Q: A statistics student believes that black cars are less likely to receive tickets for moving…

A: Solution: Given information: n= 70 Sample size  x = 10 Successes p^=xn=1070=0.14 Sample proportion…

Q: A school psychologist notes that the average number of times that students are disrup- tive during…

A: Given, Observations are: 2, 4,3, 5, 4, 1, 1, 4 The average number of times that students are…

Q: The mayor of a town believes that 57 % of the residents favor construction of an adjoining…

A: In a hypothesis test, the null hypothesis is the initial claim that is based on previous analyses or…

Q: A drug company claims that an allergy medication causes headaches in 5% of those who take it. A…

A: Here according to the given information we need to discuss about the null and alternative hypothesis…

Q: A particular state university system has 5 campuses. On each campus, a random sample of students…

A: a)   In this case, the data is collected in simple random sampling method. The variables different…

Q: How do I find the relevant hypotheses?

A: It is given that the claim is that more than one-third of employers have sent an employee home to…

Q: fast-food

A:

Q: 1-You will be conducting a study focusing on the relationship between student studying hours and…

A: Solution: To test the relationship between any two variables, a correlation test is used. The…

Q: In a survey of 1120 new college graduates, 281 had a professional job on graduation day. 1. one…

A: The hypothesized proportion is 0.24.

Q: nanical analyst is wondering whether the proportion of young adults (ages 18-29) in the U.S. would…

A: Given that  Sample size n=1000 Population proportion p=0.16

Q: A humane society claims that less than 72% of households in a certain country own a pet. In a random…

A: a) Given claim of the problem is less than 72% of households in a certain country own a pet.…

Q: f The National Association of Realtors reported that 26% of home buyers in the state of Florida are…

A: According to the given information in this question We need to identify the null hypothesis and…

Q: doctor A doctor used to belleve to be born any day of the week, but with the rise in scheduled…

A: Given :

Q: Minnesota had the highest tumout rate of any state for the 2016 presidential election.t Political…

A:

Q: Northwest claims that exactly 80% flights arrived on time in this September. 100 flights were…

A: Given Pcap=0.70 n=100

Q: A researcher conducts a hypothesis test with a two-sided alternative (meaning HA has a not equal…

A: The researcher calculated the p-value of two-sided alternative.

Q: 5)   In a recent Super Bowl, a TV network predicted that 48 % of the audience would express an…

A: Given, The sample proportion is,

Q: (a) A dictator is concerned about his "negatives," that is, the percentage of the country's…

A: To write the null and alternative hypothesis for the given situation.

Q: (a) Formulate the null and alternative hypotheses for this setting. (b) Are the guidelines for using…

A: Let p be the proportion who prefer whole-grain alternative Sample proportion ,  p^ = 4886=0.558…

Q: A local police chief claims that 46% of all robbery-related arrests are never prosecuted. A sample…

A: From the provided information, A) The hypotheses can be constructed as: Null hypothesis: H0: p =…

Q: A humane society claims that less than 67% of households in a certain country own a pet. In a random…

A: Given: The sample number of households is n=600. The number of households who own a pet is X=384.…

Q: Bill, a psychologist, has developed a new aptitude test. He was able to show (through a somewhat…

A: Given, p = 0.60 n = 320 x = 182       To find, a) Null and alternative hypothesis. b) Proportion…

2-Proportion Test

In a 2-proportion test, two separate proportions are measured at the same time, and their similarity is evaluated. It is also known as a 2-proportion z-test, and a comparison of two different proportions is done in this method.