Given the following hypotheses for an experiment with n=12, what is the appropriate ferit at α=0.05 Ho: Hab Ha: Ma>b
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- Which of the following hypotheses is appropriate to the given figure? * HA : H1 = Ho H. : µi = Ho %3D Option 1 Option 2 H. : µi # Ho Ha: µi >< Ho Option 3 Option 4A report in LTO stated that the average age of taxis in the Philippines is 9 years. An operations manager of a large taxi company selects a sample of 40 taxis and finds the average age of the taxis is 8.2 years. The σ of the population is 2.3 years. At ? = 0.05, can it be concluded that the average age of the taxis in his company is less than the national average?Identify the error in the following hypotheses: Ho: P = 0.75 versus Ha: p > 0.75.
- 58. Which of the following null hypotheses is used to test if five population proportions are the same? A. Ho: P1 = P2 = P3 P4 Ps 0.25 B. Ho: Pi = P2 P3 = P4 = 0.25 C. Ho: Pi = p2 = P3 = P4 = 0.20 D. Ho: Pi = P2 = P3 = P4 = Ps = 0.20 %3D %3D %3D %3D %3D %3D %3D %3D 59. A fund manager wants to know if it is equally likely that the Dow Jones Industrial Average will go up each day of the week. For each day of the week, the fund manager observes the following number of days when the Dow Jones Industrial Average goes up. Observed Day of the Week Monday Tuesday Wednesday 192 189 202 Thursday 199 218 Friday For the goodness-of-fit test, what are the degrees of freedom for the chi-squared test statistic? A. 4 B. 5 C. 6 D. 7 60. Suppose you want to determine if gender and major are independent. Which of the following tests should you use? A. Goodness-of-fit test for a multinomial experiment B. Chi-square test for independence C. Goodness-of-fit test for normality D. Jarque-Bera test for…When the following hypotheses are being tested at a level of significance of a Ho: P2 100 Ha: p Za/2 O C. > Za O D. <-Za/2Question 5For each of the following tobs values, determine the highest level of significance associated with the decision taken. *NB:* Please show working tobs df Decision (iv) -1.586 60 Reject Ha for a one-tailed test
- QUESTION 12 Suppose we are interested in whether travelers departing to Bali have spent researching potential health risks. Let the population proportion be denoted by p and assume we are interested in testing whether there is evidence that more than 40% of travelers have researched potential health risks. Which of the following represents the correct set of hypotheses for this 1-tailed test? O a. Ho: 0 = 0.4 H: р 0.4 O d. Ho: p = 0.4 H1: p> 0.4the following display from a TI-84 Plus calculator presents the results of a hypothesis test for a population proportion p. Prop > 0.29 Z = -1.25 p = 0.10565 p̂ = 0.219 n = 64 what is the value of the sample proportion p̂? A). 0.10565 B). 0.219 C). 0.29Suppose we have the following hypotheses: Ho:p=.64 H1:p>.64 What would it mean to make a Type Il error? O a. We conclude that p = .64 when it actually isn't. O b. We conclude that p = .64 and we are correct. O c. We conclude that p > .64 when it's actually smaller. O d. We conclude that p > .64 and we are correct.
- Determine the ff. problem as: a.)One-tailed (Right tailed or left tailed) or Two-tailed b.)Alpha value c.) Critical value It is believed that in the coming election, 65% of the voters in the province of Pampanga will vote for the administration candidate for governor. Suppose 713 out of the 1 150 randomly selected voters indicate that they would vote for the administration candidate. At 0.10 level of significance, find out whether the percentage of voters for the administration candidate is different from 65%When the following hypotheses are being tested at a level of significance of alpha Họ: mu 100 H mu Z, O d. < -Z,3. 27 in UT 18 ST = VS = VT = *RT = 30