5. The response variable is the golf score after practicing a certain number of hours before...
5. The response variable is the golf score after practicing a certain number of hours before playing a round (18 holes). 0 to less than 2 hours 85 81 82 79 80 84 83 81 2 hours to less than 4 hours 76 78 81 77 80 76 74 80 81 78 4 hours or more 77 73 76 73 75 78 76 72 72 a. Conduct the Hartley’s F-test. State your null and alternative hypotheses. Determine your critical region. Let alpha = 0.05 b. Find the test statistic and the p-value. Make a decision.
6. Using the same data set as in #5, conduct the Bartlett approximate chi-square test. Alpha = 0.05 a. Find the test statistic. Show all work for the formulas. b. Find the p-value and make a decision (show with ti-84)
Homework Answers
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5. The response variable is the golf score after practicing a
certain number of hours before...
A club professional at a major golf course claims that the course is so tough that...
A club professional at a major golf course claims that the course is so tough that even professional golfers rarely break par of 72. The scores from a random sample of 20 professional golfers are listed below. Find the test statistic x to test the club professional's claim. Use sign test. 71 69 72 72 75 74 66 78 72 77 69 71 73 73 80 78 72 74 75 65
Gender HeartRate male 70 male 71 male 74 male 80 male 73 male 75 male 82...
Gender HeartRate
male 70
male 71
male 74
male 80
male 73
male 75
male 82
male 64
male 69
male 70
male 68
male 72
male 78
male 70
male 75
male 74
male 69
male 73
male 77
male 58
male 73
male 65
male 74
male 76
male 72
male 78
male 71
male 74
male 67
male 64
male 78
male 73
male 67
male 66
male 64
male 71
male 72
male 86
male 72...
The following data represent glucose blood levels (mg/100 ml) after a 12-hour fast for a random...
The following data represent glucose blood levels (mg/100 ml) after a 12-hour fast for a random sample of 70 women (Reference American Journal of Clinical Nutrition, Vol. 19, pp. 345-351) 45 668) 71 75 64 59 59 75 82 B0 81 85 77 82 90 87 72 70 69 83 71 87 69 81 76 96 83 67 94 101 94 89 94 73 99 93 85 83 90 78 80 85 83 84 74 81 70 65 89 70...
(1 - 3) Two factories produce the same type of batteries. Sample data have been collected to test...
(1 - 3) Two factories produce the same type of batteries. Sample data have been collected to test whether the two factories produce identical product. The battery life (in hours) of each factory is shown below: Battery from Factory 1: 70, 80, 73, 77,75,71,70, 75, 74, 72 Battery from Factory 2: 85, 76, 82, 77, 81, 73, 69, 71,85, 76, 80, 75 (10%) Before conducting the t-test, we first need to know whether the standard deviation of two samples are...
MAT 422 Assignment 5 l. Using the data given below, test with 99% confidence that the...
MAT 422 Assignment 5 l. Using the data given below, test with 99% confidence that the population mean is greater than 70 What is the p-value associated to this problem? Show your work on a separate piece of paper. 80 79 76 5 81 69 75 68 75 83 67 62 65 59 60 58 80 79 75 81 79 73 68 83 62 81 65 65 61 72 70 83 84 63 74 78 83 62 Но: Hi: Test...
The given data is the grades for people in this class. The goal here is to...
The given data is the grades for people in this class. The goal here is to determine the factors that effect student's Grade in the class. 4) Find the mean and median for the men's and the women's Quizzes. Gender Men Women 5) Test the claim that the majority of students at this class are women. F M F F M F F F F M M F F F M F F F F M M F F M...
6. A bank with a branch located in Crown Point wants to develop an improved process...
6. A bank with a branch located in Crown Point wants to develop an improved process for serving customers during the noon-to-lpm lunch period. Management decides to first study the waiting time of the current process. Data is collected from a random sample of 15 customer and their waiting time is recorded (in minutes) and is located in the Excel data file for this assignment under the tab CPBank. For comparative purposes, similar data is collected from a bank in...
Please compute your z -don't use a package State your conclusion in plain English - not...
Please compute your z -don't use a package State your conclusion in plain English - not just rejection 1 Students in the online class are suspicious that their schools 60 point loss may have caused their teacher to take out his frustration on the students by giving them a harder than usual exam. They manage to hack into his computer and get the following data: Scores for test Nov 2011 71 74 64 77 58 72 73 79 50 78...
Step 1 of 5:State the null and alternative hypotheses for the test. Step 2 of 5:...
Step 1 of 5:State the null and alternative hypotheses for the
test.
Step 2 of 5: Find the value of the standard deviation of the
paired differences. Round your answer to two decimal places.
Step 3 of 5:Compute the value of the test statistic. Round your
answer to three decimal places.
Step 4 of 5: Find the p-value for the hypothesis test. Round
your answer to four decimal places.
Step 5 of 5: Draw a conclusion for the hypothesis test....
Please show all work step by step. thank you! Please read the direction in every problem....
Please show all work step by step. thank you!
Please read the direction in every problem. Show all your work here. (Round probabilities to 4 decimals.) 1. A student earned grades of 84, 78, 84, and 72 on her four regular tests. She earned a grade of 78 on the final exam and 86 on her class projects. Her combined homework grade was 87. The four regular tests count for 40% of the course grade, the final exam counts for...
Gender HeartRate
male 70
male 71
male 74
male 80
male 73
male 75
male 82
male 64
male 69
male 70
male 68
male 72
male 78
male 70
male 75
male 74
male 69
male 73
male 77
male 58
male 73
male 65
male 74
male 76
male 72
male 78
male 71
male 74
male 67
male 64
male 78
male 73
male 67
male 66
male 64
male 71
male 72
male 86
male 72...
The following data represent glucose blood levels (mg/100 ml) after a 12-hour fast for a random sample of 70 women (Reference American Journal of Clinical Nutrition, Vol. 19, pp. 345-351) 45 668) 71 75 64 59 59 75 82 B0 81 85 77 82 90 87 72 70 69 83 71 87 69 81 76 96 83 67 94 101 94 89 94 73 99 93 85 83 90 78 80 85 83 84 74 81 70 65 89 70...
(1 - 3) Two factories produce the same type of batteries. Sample data have been collected to test whether the two factories produce identical product. The battery life (in hours) of each factory is shown below: Battery from Factory 1: 70, 80, 73, 77,75,71,70, 75, 74, 72 Battery from Factory 2: 85, 76, 82, 77, 81, 73, 69, 71,85, 76, 80, 75 (10%) Before conducting the t-test, we first need to know whether the standard deviation of two samples are...
MAT 422 Assignment 5 l. Using the data given below, test with 99% confidence that the population mean is greater than 70 What is the p-value associated to this problem? Show your work on a separate piece of paper. 80 79 76 5 81 69 75 68 75 83 67 62 65 59 60 58 80 79 75 81 79 73 68 83 62 81 65 65 61 72 70 83 84 63 74 78 83 62 Но: Hi: Test...
The given data is the grades for people in this class. The goal here is to determine the factors that effect student's Grade in the class. 4) Find the mean and median for the men's and the women's Quizzes. Gender Men Women 5) Test the claim that the majority of students at this class are women. F M F F M F F F F M M F F F M F F F F M M F F M...
6. A bank with a branch located in Crown Point wants to develop an improved process for serving customers during the noon-to-lpm lunch period. Management decides to first study the waiting time of the current process. Data is collected from a random sample of 15 customer and their waiting time is recorded (in minutes) and is located in the Excel data file for this assignment under the tab CPBank. For comparative purposes, similar data is collected from a bank in...
Please compute your z -don't use a package State your conclusion in plain English - not just rejection 1 Students in the online class are suspicious that their schools 60 point loss may have caused their teacher to take out his frustration on the students by giving them a harder than usual exam. They manage to hack into his computer and get the following data: Scores for test Nov 2011 71 74 64 77 58 72 73 79 50 78...
Step 1 of 5:State the null and alternative hypotheses for the
test.
Step 2 of 5: Find the value of the standard deviation of the
paired differences. Round your answer to two decimal places.
Step 3 of 5:Compute the value of the test statistic. Round your
answer to three decimal places.
Step 4 of 5: Find the p-value for the hypothesis test. Round
your answer to four decimal places.
Step 5 of 5: Draw a conclusion for the hypothesis test....
Please show all work step by step. thank you!
Please read the direction in every problem. Show all your work here. (Round probabilities to 4 decimals.) 1. A student earned grades of 84, 78, 84, and 72 on her four regular tests. She earned a grade of 78 on the final exam and 86 on her class projects. Her combined homework grade was 87. The four regular tests count for 40% of the course grade, the final exam counts for...
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