Essay on Math 533 Final Exm
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1. (TCO A)Consider the following sample data on the age of the 30 employees that were laid off recently from DVC Inc.
21 38 20 26 37 52 37 24 45 20
50 49 44 30 29 42 56 46 60 30
32 25 47 55 38 25 20 29 32 30 a. Compute the mean, median, mode, and standard deviation, Q1, Q3, Min, and Max for the above sample data on age of employees being laid off.
b. In the context of this situation, interpret …show more content…
c. The management of a supermarket wants to adopt a new promotional policy giving a free gift to every customer who spends more than a certain amount per month at this supermarket. Management plans to give free gifts to the top 8% of its customers (in terms of their expenditures). How much must a customer spend in a month to qualify for the free gift? (Points : 18)
5. (TCO C) A tool manufacturing company wants to estimate the mean number of bolts produced per hour by a specific machine. A simple random sample of 9 hours of performance by this machine is selected and the number of bolts produced each hour is noted. This leads to the following results. Sample Size = 9
Sample Mean = 62.3 bolts/hr
Sample Standard Deviation = 6.3 bolts/hr
a. Compute the 90% confidence interval for the average number bolts produced per hour.
b. Interpret this interval.
c. How many hours of performance by this machine should be selected in order to be 90% confident of being within 1 bolt/hr of the population mean number of bolts per hour by this specific machine? (Points : 18)
6. (TCO C) A clock company is concerned about errors in assembly in their custom made clocks. A simple random sample of 120 clocks yields nine clocks with errors in assembly. a. Compute the 99% confidence interval for the proportion of clocks with errors in assembly.

Keller Math 533 Project Part B
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Math 533 Week 2 Course Project: Aj Davis Department Stores (Part a)
623 Words  3 PagesMATH 533 WEEK 2 COURSE PROJECT: AJ DAVIS DEPARTMENT STORES (PART A) To purchase this, Click here http://www.activitymode.com/product/math533week2courseprojectajdavisdepartmentstoresparta/ Contact us at: SUPPORT@ACTIVITYMODE.COM MATH 533 WEEK 2 COURSE PROJECT: AJ DAVIS DEPARTMENT STORES (PART A) MATH 533 Week 2 Course Project: AJ Davis Department Stores (Part A) MATH 533 Week 2 Course Project: AJ Davis Department Stores (Part A) MATH 533 Week 2 Course Project: AJ Davis Department…

Math 533 Course Project Part B Essay
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Math 533 Part C Essay
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MATH 533 Course Project Data AJ DAVIS
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Math 533 Part B
1210 Words  5 PagesPROJECT PART B: Hypothesis Testing and Confidence Intervals Math533 Applied Managerial Statistics Prof. Jeffrey Frakes December 8, 2014 Jared D Stock A.) The average (mean) annual income was greater than $45,000 Null Hypothesis: The average (mean) annual income is greater than or equal to $45,000. Ho: u > $45,000 Alternative Hypothesis: The average (mean) annual income was less than $45,000 Ha: u < $45,000 I will use a = .05 as the significance level, and…

Part B Course Project Math 533 Essay
1868 Words  8 Pagesand $5,086. Minitab Output OneSample T Test of mu = 4300 vs > 4300 95% Lower N Mean StDev SE Mean Bound T P 15 4675 742 192 4338 1.96 0.035 Final Report of Results Before parts ad are broken down, provided below are a the Seven Elements of a Test Hypothesis that will assist one in understanding the different terminology used in this report. Elements of a Test of Hypothesis 1. Null hypothesis…

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1131 Words  5 PagesPROJECT PART C: Regression and Correlation Analysis Math533 Applied Managerial Statistics Prof. Jeffrey Frakes December 12, 2014 Jared D Stock 1. Generate a scatterplot for income ($1,000) versus credit balance ($), including the graph of the best fit line. Interpret. This scatter plot graph is a representation of combining income and credit balance. It shows the income increasing as the credit balance increases. As a result of this data it can be inferred that there…
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