If Ho is true, and we reject the Null hypothesis. this is called?
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If Ho is true, and we reject the Null hypothesis. this is called?
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- Question 15 In general, if a decision was made to reject the null hypothesis, one can conclude that: a. There is significant evidence that the alternative hypothesis is true. b. There is not significant evidence that the alternative hypothesis is true. c. There is significant evidence that the null hypothesis is true. O d. None of the above choices are true.It is fourth down and a yard to go for a first down in an important football game. The football coach must decide whether to go for the first down or punt the ball away. The null hypothesis is that the team will not get the first down if they go for it. The coach will make a Type I error by doing what? A. Getting the first down. B. Going for the first down and not getting it. C. Not going for the first down that could have been made.A researcher is interested in studying how the number of hours a baby is held per day is associated with the number of minutes a baby cries per day. What are the null and alternative (in that order) hypotheses for this study using symbols?
- Kindly answer the 16 ,17 and 19 subparts please.Express the null hypothesis Ho and the alternative hypothesis Ha in notation form in the following scenarios: 1. The principal of the school claims that the mean age of the teachers is 45 years. The mean age of the randomly selected 35 teachers is 4 2 years, which is not equal to what ud claimed by the principal. 2. The mathematics teacher claims that the mean IQ of statistics students is 110. The mean IQ of the 32 randomly selected statistics students is 112 which us more than what the mathematics teacher claims. 3. it is claimed that the percentage of viewers tuned to channel 7's new sitcom is 30%. Out of the 250 viewers randomly selected, only 29% are tuned to Channel 7's new sitcom. Can it be concluded that the percentage of viewers tuned t Channel 7's new sitcom is less than 30%. 4. The mean annual income if workers who are college graduates is greater than 100,000 a year. 5. the percentage of women who watches sports on TV is not 40% as claimed by a researcher.Consider the following hypotheses that relate to the medical field: Ho: A person is free of disease Ha: A person has disease In this instance, a Type I error occurs when... A medical test shows an individual does not have a disease, and the individual does not, i.e. a negative result. O A medical test shows an individual does not have a disease, but the individual does, i.e. false negative. The test is 1. O A medical test shows an individual has a disease, but the individual does not, i.e. false positive
- Which of the following below could be the null hypothesis ? ( look at the image )Which 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 O15A 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.SEE 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