A student wants to determine if there is a difference in the pricing between two stores for health and beauty supplies. She recorded prices from both stores for each of 10 different products. Assuming that the conditions for conducting the test are satisfied, determine if there is a price difference between the two stores. Use the a=0.1 level of significance Complete parts (a) through (d) below D A B с D E F G H 1 J Store 5.94 748 3.77 1.73 1.74 281 4.77 3.13 2.92 3.79 Store 5.96 7.97 3.95 1.71 1.94 2.47 4.72 3.73 2.97 3.64
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For c is the null hypothesis rejected?
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- 1. What is the hypothesis for each problem below? When selecting answers: p0 is written "p0", μ0 is written "Mu0", ≠ is written "not =" A company claimed that more than 80% of their employees are satisfied with their employment. Null: H0: [p0 or Mu0] = .8 Alternate: Ha: [p0 or Mu0] [<, not =, or >] .8 A company claims that the average weight for the delivery of their product is less than 2 weeks. Null: H0: [p0 or Mu0] = 2 Alternate: Ha: [p0 or Mu0] [<, not =, or >] 2 A company claims that the average number of years an employee has worked for them is 15 years Null: H0: [p0 or Mu0] = 2 Alternate: Ha: [p0 or Mu0] [<, not =, or >] 2A null hypothesis must always include the equality sign. True O False2. You carry out a test of the hypothesis described in #1. If the results show that you cannot reject the null hypothesis, what conclusion can you generate based on your claim?
- A null and alternative hypothesis are given. Determine whether the hypothesis test is left-tailed, right-tailed, or two-tailed. H0: σ ≥ 7 Ha: σ < 7 What type of test is being conducted in this problem? A. Two-tailed test B. Left-tailed test C. Right-tailed testWhich of the following is an improper form of the null and alternative hypotheses? H₂H SH and H₂> Ho Ho: =Hand H₂H40 HoIt is clairmeu that the proportion of high school students in the United States who use computers for educational purposes is at most 72%. Suppose that we have reason to believe otherwise and wish to carry out a hypothesis test for this claim. State the null hypothesis H, and the alternative hypothesis H, that we would use for this test. H, :0 H, :0 OLet A and B be the two possible outcomes of an experiment and suppose P(A) = 0.4, P(AUB) = 0.7 And P(B) = P. (i) For what choice of p are A and B mutually exclusive? (ii) For what choice of p are A and B independent?A presidential candidate claims that the proportion of college students who are registered to vote in the upcoming election is at least 64%. Suppose that we want to sample a number of college students and carry out a hypothesis test to see if this daim may be refuted. State the null hypothesis H, and the alternative hypothesis H, that we would use for this test. H: 0 H;: 0 A OSO D=0What number goes in the Null Hypothesis for the following? Fred and Jack have been gambling with a die and Jack is losing. Thus, Jack accuses Fred of having an unfair diethat doesn’t land on Box Cars (six’s) as often as it should. To decide, Jack rolls the die 30 times and it lands on Box Cars only 12% of the time.Which of the following is not a correct way to state a null hypothesis? A Ho:P1- P2= o B Ho: H1 - H2 =0 C Ho: H=0 D Ho: p=0.5Whenever possible, the alternative hypothesis should O incorporate the researcher's hypothesis. O not include an equality. all of the above. be the complement to the null hypothesis.Suppose that we reject a null hypothesis at the 0.1 level of significance. Then for which of the following a- values do we also reject the null hypothesis? O A. 0.002 ОВ. 0.02 ОС. 0.01 D. 0.2 E. 0.001SEE MORE QUESTIONSRecommended textbooks for youMATLAB: An Introduction with ApplicationsStatisticsISBN:9781119256830Author:Amos GilatPublisher:John Wiley & Sons IncProbability and Statistics for Engineering and th…StatisticsISBN:9781305251809Author:Jay L. DevorePublisher:Cengage LearningStatistics for The Behavioral Sciences (MindTap C…StatisticsISBN:9781305504912Author:Frederick J Gravetter, Larry B. WallnauPublisher:Cengage LearningElementary Statistics: Picturing the World (7th E…StatisticsISBN:9780134683416Author:Ron Larson, Betsy FarberPublisher:PEARSONThe Basic Practice of StatisticsStatisticsISBN:9781319042578Author:David S. Moore, William I. Notz, Michael A. FlignerPublisher:W. H. FreemanIntroduction to the Practice of StatisticsStatisticsISBN:9781319013387Author:David S. Moore, George P. McCabe, Bruce A. CraigPublisher:W. H. FreemanMATLAB: An Introduction with ApplicationsStatisticsISBN:9781119256830Author:Amos GilatPublisher:John Wiley & Sons IncProbability and Statistics for Engineering and th…StatisticsISBN:9781305251809Author:Jay L. DevorePublisher:Cengage LearningStatistics for The Behavioral Sciences (MindTap C…StatisticsISBN:9781305504912Author:Frederick J Gravetter, Larry B. WallnauPublisher:Cengage LearningElementary Statistics: Picturing the World (7th E…StatisticsISBN:9780134683416Author:Ron Larson, Betsy FarberPublisher:PEARSONThe Basic Practice of StatisticsStatisticsISBN:9781319042578Author:David S. Moore, William I. Notz, Michael A. FlignerPublisher:W. H. FreemanIntroduction to the Practice of StatisticsStatisticsISBN:9781319013387Author:David S. Moore, George P. McCabe, Bruce A. CraigPublisher:W. H. Freeman