MATH 533 Applied Managerial Statistics
MATH 533 All Weeks 2, 6, 7 | Complete Course Project Part A, B, C
All Parts of Course Project - Bundled MATH 533 Week 2 | Course Project | Part A: Exploratory Data Analysis MATH 533 Week 6 | Course Project | Part B: Hypothesis Testing and Confidence MATH 533 Week 7 | Course Project | Part C: Regression and Correlation Analysis Note: This Bundle is cheaper than the individual parts of Course Project...
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MATH 533 All Weeks | All Discussion Questions
All DQs (Bundled) MATH 533 Week 1 | DQ: Graphing Data | Media Preference (Version 1) -- $8.00 MATH 533 Week 1 | DQ: Graphing Data | USA Immigration (Version 2) -- $8.0 MATH 533 Week 2 | DQ: Binomial Distribution -- $8.0 MATH 533 Week 5 | DQ: Hypothesis Testing -- $8.0 MATH 533 Week 6 | DQ: Correlation Coefficient -- $8.0 MATH 533 Week 7 | DQ: Reject the Null Hypothesis -- $8.0 Note: This Bundle is cheaper than the individual Discussions...
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MATH 533 All Weeks | All Quizzes
All Quizzes of Term (Bundled) Week 1 | Quiz (Questions: 1-20) -- $10.00 Week 2 | Quiz (Questions: 1-8) -- $10.00 Week 3 | Quiz (Questions: 1-9) -- $10.00 Week 4 | Quiz (Questions: 1-10) -- $10.00 Week 5 | Quiz (Questions: 1-13) -- $10.00 Week 7 | Quiz (Questions: 1-5) -- $10.00 Note: This Bundle is cheaper than the individual Quizzes...
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MATH 533 All Weeks | Homework
All Homework Assignments of Term (Bundled) Week 1 | HomeworkHomework Problems: Questions: 1-8 Week 2 | HomeworkHomework Problems: Questions: 1 (a to d) Week 2 | Textbook Homework QuestionsHomework Problems: Questions: 1-8..
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MATH 533 Week 1 | DQ: Graphing Data | Media Preference (Version 1)
Media Preference (Version 1)For this discussion, you will use VoiceThread technology. Under the Introduction and Resources area there is a link to VoiceThread that includes videos on how to use this technology. For this discussion, first find or create a data set. Then, create a graph from those data. Your post should be a VoiceThread that explains how you created the graph and why you selected the graph that you did. In your responses to other students, discuss the type of data as well as what ..
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MATH 533 Week 1 | DQ: Graphing Data | USA Immigration (Version 2)
USA Immigration (Version 2)For this discussion, you will use VoiceThread technology. Under the Introduction and Resources area there is a link to VoiceThread that includes videos on how to use this technology. For this discussion, first find or create a data set. Then, create a graph from those data. Your post should be a VoiceThread that explains how you created the graph and why you selected the graph that you did. In your responses to other students, discuss the type of data as well as what o..
$5.00
MATH 533 Week 1 | Homework Problems
Homework Problems: Questions: 1-8Question 1:Suppose you are given a data set that classifies each sample unit into one of four categories: A, B, C, or D. You plan to create a computer database consisting of these data, and you decide to code the data as A=1, B=2, C=3, and D=4. Are the data consisting of the classifications A, B, C, and D qualitative or quantitative? After the data are input as 1, 2, 3, or 4, are they qualitative or quantitative?A. Quantitative, because they can only be classifie..
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MATH 533 Week 1 | Quiz
Questions: 1-20Q1.Suppose you're given a data set that classifies each sample unit into one of four categories: A, B, C, D. You plan to create a computer database consisting of these data, and you decide to code the data as A = 1, B = 2, C = 3, and D = 4. Are the data consisting of classification A, B, C, and D qualitative and quantitative? After the data are input as 1, 2, 3 or 4, are they qualitative or quantitative? Q2.A company tracked all credit card purchases during the year 2005 and ..
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MATH 533 Week 2 | Course Project | Part A: Exploratory Data Analysis
Part A: Exploratory Data Analysis Preparation: · Open the files for the course project and the data set.· For each of the five variables, process, organize, present and summarize the data. Analyze each variable by itself using graphical and numerical techniques of summarization. Use Excel as much as possible, explaining what the results reveal. Some of the following graphs may be helpful: stem-leaf diagram, frequency/relative frequency t..
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MATH 533 Week 2 | Homework Problems
Homework Problems: Questions: 1 (a to d) 1. Many primary care doctors feel overworked and burdened by potential lawsuits. In fact, a group of researchers reported that 64% of all general practice physicians do not recommend medicine as a career. Let x represent the number of sampled general practice physicians who do not recommend medicine as a career. Complete parts a through d. a. Explain why x is approximately a binomial random variable. b. Use the researchers' ..
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MATH 533 Week 2 | Quiz
Questions: 1-8Q1.A finance journal published a study of whether the decision to invest in the stock market is dependent on IQ. Information on a sample of 153,401 adults living in Finland formed the database for the study. An IQ score (from a low score of 1 to a high score of 9) was determined for each Finnish citizen as well as whether or not the citizen invested in the stock market. The following table gives the number of Finnish citizens in each IQ score/investment category. ..
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MATH 533 Week 2 | Textbook Homework Questions
Homework Problems: Questions: 1-8 3.36 The Organization Development Journal (Summer 2006) reported on the results of a survey of human resource officers (HROs) at major employers located in a southeastern city. The focus of the study was employee behavior, namely absenteeism, promptness to work, and turnover. The study found that 55% of the HROs had problems with employee absenteeism; also 41% had problems with turnover. Suppose that 22% of the HROs had problems with both absenteeism and turnov..
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MATH 533 Week 3 | Quiz
Questions: 1-9Q1.The ages of a group of 50 women are approximately normally distributed with a mean of 47 years and a standard deviation of 6 years. One woman is randomly selected from the group, and her age is observed.a. Find the probability that her age will fall between 53 and 62 years.b. Find the probability that her age will fall between 46 and 54 years.c. Find the probability that her age will be less than 32 years.d. Find the probability that her age will exceed 4..
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MATH 533 Week 4 | Quiz
Questions: 1-10Q1. A random sample of 89 observations produced a mean x = 25.7 and a standard deviation s=2.5. a. Find a 95% confidence interval for u. b. Find a 90% confidence interval for u. c. Find a 99% confidence interval for u. Q2. A company wants to test a randomly selected sample of n water specimens and estimate the mean daily rate of pollution produced by a mining operation. If the company wants a 95% confidence interval estimate with a sampling error of 1.1 mil..
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MATH 533 Week 5 | DQ: Hypothesis Testing
Hypothesis Testing: DefinitionHypothesis Testing: Example 1Hypothesis Testing: Example 2Hypothesis Testing: Reference..
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MATH 533 Week 5 | Quiz
Questions: 1-13Q1.A professor at a local university conducted a survey of 135 businesses in a city to determine what motivates small businesses to export their products. The CEOs were asked to respond to the statement? "Management believes that the business can achieve economies of scale by? exporting" on a scale of 1? (strongly disagree) to 5? (strongly agree). Summary statistics for the n=135 scale scores were reported as x=3.83 and s=1.4 In his? study, the professor hypothesized that if the t..
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MATH 533 Week 6 | Course Project | Part B: Hypothesis Testing and Confidence Intervals
Part B: Hypothesis Testing and Confidence IntervalsComplete the following four hypotheses, using ? = 0.05 for each.1. Mean sales per week exceeds 41.5 per salesperson2. Proportion receiving online training is less than 55%3. Mean calls made among those with no training is less than 1454. Mean time per call is greater than 15 minutes Report Requirements 1) Using the same data set from part A, perform the hypothesis test for each speculation in order to see if ..
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MATH 533 Week 6 | DQ: Correlation Coefficient
What is the correlation coefficient, r and how is it related to the coefficient of Determination, r^2?..
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MATH 533 Week 7 | Course Project | Part C: Regression and Correlation Analysis
Part C: Regression and Correlation Analysis Use the dependent variable (labeled Y) and one of the independent variables (labeled X1, X2, and X3) in the data file. Select and use one independent variable throughout this analysis. Use Excel to perform the regression and correlation analysis to answer the following.1. Generate a scatterplot for the specified dependent variable (Y) and the selected independent variable (X), including the graph of the "best fit" line. Interpret.2. Determ..
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MATH 533 Week 7 | DQ: Reject the Null Hypothesis
When we reject the null hypothesis and we fail to reject the null hypothesis. Explain both the approaches, using the rejection region and the p-value...
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MATH 533 Week 7 | Quiz
Questions: 1-5Q1.Suppose you fit the first-order multiple regression model Y = B0 + B1X1 + B2X2 + e to n = 25 data points and obtain the prediction equation Y = 50.11 + 5.44X1 + 1.33X2. The estimated standard deviations of the sampling distributions of B1 and B2 are 0.98 and 0.25, respectively.a. Test H0: B2 = 0 against Ha: B2 > 0. Use Alpha = 0.10. to find this out determine test statistic and P-valueb. Find a 99% confidence interval ..
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MATH 533 Week 8 | Final Exam Study Guide
Question/Answers: You should work each of the following on your own, then review the solution’s guide. DO NOT look at the solution’s guide first.1. The following numbers represent the weights in pounds of six 7-year old children in Mrs. Jones' second grade class (25, 60, 51, 47, 49, 45). Find the mean, median, mode, variance, and standard deviation.2. If the variance is 846, what is the standard deviation?3. If we have the following data: 34, 38, 22, 21, 29, 37, 40, 41, 22..
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