Which of the following are the appropriate null and alternative hypothesis? Η := 157, ΗΑ :# 157 Η :μ = 157, ΗΑ : μ < 157 Ο Ο Ο Ο Ο Ο Ο Ο Ο Η :π = 145, ΗΑ : π # 145 Η : μ = 157, ΗΑ : μ # 157 μ μ Η : μ = 145, Hy : μ # 145 μ Η := 145, ΗΑ :# 145 Η :π = 145,Ηo : π < 145 = :π Η :μ = 145, Η Α : μ μ : μ Η :μ = 157, ΗΑ : μ > 157 > 145 Η : μ = 145, HA : μ < 145
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- 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<145ASSIGNMENT NO. 4 - HYPOTHESIS TESTING Formulate the null and alternative hypotheses for each of the following problems: 1. Residents in a barangay A and B responded to the same question regarding the controversial issue in the community. The researcher try to prove whether there is a significant difference in their responses. Но: На: 2. A researcher wants to know if the attitude of children is dependent on his or her order of birth. Но: На: 3. Is it safe to conclude that the proportion of satisfied clients of EDGERS Airlines is greater than 85%? Но: На: 4. There is a significant difference between the proportion of male and the proportion of female employees who are concerned with their physical wellness? Но: На: 5. Is there a sufficient evidence to prove that the average shelf life of packed fruit juices is less than 5 days? Но: На: 6. A cooperative manager claims that the average daily income of the cooperative is P30,000 with standard deviation of P2,000. To validate the claim, a…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 Hospital3
- a. State the researcher’s null and alternative hypothesisMake a conclusion regarding the hypothesis .Choose the correct NULL hypothesis for the given scenario. The school board is wondering about pedestrian safety in the school zone. They conduct a study to determine whether or not traffic moves at the posted limit of 25 miles per hour during the school day. A. ?≠25μ≠25?≠25μ≠25 B. ?=25μ=25?=25μ=25 C. ?⎯⎯⎯=25x¯=25?⎯⎯⎯=25x¯=25 D. ?⎯⎯⎯≠25
- Some of the statements below refer to the null hypothesis, some to the alternate hypothesis. State the null hypothesis, H0, and the alternative hypothesis, Ha, in terms of the appropriate parameter (μ or p). Part 1)The mean number of years Americans work before retiring is 34. a) H0: p = 34, Ha: p ≠ 34 b) H0: p ≤ 34, Ha: p > 34 c) H0: μ ≠ 34, Ha: μ = 34 d) H0: μ ≥ 34, Ha: μ < 34 e) H0: p ≠ 34, Ha: p = 34 f) H0: p ≥ 34, Ha: p < 34 g) H0: μ ≤ 34, Ha: μ > 34 h) H0: μ = 34, Ha: μ ≠ 34 Part 2)At most 60% of Americans vote in presidential elections. a) H0: μ < 60, Ha: μ > 60 b) H0: μ = 60, Ha: μ > 60 c) H0: μ ≤ 60, Ha: μ > 60 d) H0: p = 0.60, Ha: p > 0.60 e) H0: μ > 60, Ha: μ ≤ 60 f) H0: p > 0.60, Ha: p ≤ 0.60 g) H0: p ≤ 0.60, Ha: p > 0.60 h) H0: p < 0.60, Ha: p > 0.60 Part 3)The mean starting salary for San Jose State University graduates is at least $100,000 per year. a) H0: p…Please assist this problem involving hypothesis testing.B. 3R+6B SR+4B PCR) = ? %3D P (B)= ? P( BilR)=? PC Bi |B)=? P ( Bzl R)=} P (Bz| B)= ? 2. If there are two Bqqs B, and Bz. In Bag bage one there are 3 red balls and 6 Blue bells. In Bag two there are 5 red balls andA blue balle. If One ball is Chosen at random. find the following trobubilities !
- Directions: 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 63Is 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.Which of the two hypotheses is the researcher always testing to reject or not?