The figure below will be used when the null hypothesis and alternative hypothesis are: Ho: μ = μο Hai με μο Ha: H = μο Ho: H < μο Ηο: μ = μο Ha: μ > μο Ο Hai μ = μο Ho: μ > μο Ο Ηο: μ = μο Ha: μ # μο Ο Ha: Η = μο Ho: μ # μο 1-a
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- An hypothesis differs from a theory in that?Which of the following are the appropriate null and alternative hypothesis? A) H0:μ=145,HA:μ>145 B) H0:=122,HA:≠122 C) H0:=145,HA:≠145 D) H0:μ=137,HA:μ≠137 E) H0:μ=122,H0:μ<122 F) H0:=137,HA:≠137 G) H0:μ=137,HA:μ>137 H) H0:μ=137,HA:μ<137 I) H0:μ=122,HA:μ≠122 J) H0:μ=145,HA:μ<145Which 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=0.5
- Which of the following are the appropriate null and alternative hypothesis? Η := 157, ΗΑ :# 157 Η : μ = 157, HA : μ 145 Η : μ = 157, HA : μ > 157 Η : μ = - 145, HA : μ < 145Q3. If the null hypothesis is not rejected when the null hypothesis is in error, what type of error, if any, has been made?Make a conclusion regarding the hypothesis .
- f) The superintendent of Hospital 2 performed the Goodness of Fit Test to test whether 30% of the patients go to Hospital 1, 15% of the patients go to Hospital 2 and 55% of the patients go to Hospital 3. Given: The superintendent found that the p-value for the test is 0.00218. Let: Pi = be the proportion of patients at Hospital i p2 = be the proportion of patients at Hospital 2 p3 = be the proportion of patients at Hospital3Is the statement H, := 4 a valid null hypothesis? No, equalities are not permitted in a null hypothesis. No, there is no parameter contained in this statement. O Yes, this is a statement that compares a parameter to a value. Yes, this is a statement that compares two parameters.We’re testing the hypothesis that a higher percentage of women do aerobics than men. What are the correct hypotheses? Ho: PW ≤ PM; Ha: PW > PM Ho: PW ≠ PM; Ha: PW < PM Ho: PM ≤PW ; Ha: PM > PW Ho: PW = PM; Ha: PW ≠ PM
- Sample 1 Sample 2 Assume that both populations are normally distributed. a) Test whether u, >H, at the a = 0.01 level of significance for the given sample data. b) Construct a 99% confidence interval about u, - H2. 22 14 51.5 44.4 7.1 11.2 a) Perform a hypothesis test. Determine the null and alternative hypotheses.Which of the following is a correctly stated alternative hypothesis for a non-directional hypothesis test? a. H1: μ > 3 b. H0: μ = 3 c. H1: μ ≠ 3 d. H1: μ = 3Directions: Perform an analysis of variance (ANOVA) to determine if the differences in the infant mortality rates in African, Asian and Middle Eastern countries is statistically significant. 1. Click on the Data button below to display the data. Copy the data into a statistical software package and click the Data button a second time to hide it. Data Africa Asia MiddleEast 73 178.6 14 138 116 108.1 69 129 72 77 30 11.7 45.4 7.1 42 140 89 16.6 100 73 47 145 23 38 93 22 74 71 66 75 81 129 26 132 104.7 83 42 143 6.5 131 20.4 103 25 157 65 130 76 104 118 49 103 110 84 83 63
