Scenario You have been hired by the Regional Real Estate Company to help them analyze real estate data. One of the company’s Pacific region salespeople just returned to the office with a newly designed advertisement. The average cost per square foot of home sales based on this advertisement is $280. The salesperson claims that the […]
Results from surveys or opinion polls often report a range of values—the sample statistic plus or minus a margin of error. This tells us that the range is likely to contain the population parameter. How much wiggle room we provide is based on how much confidence we wish to have that the range contains the […]
Instructions: Using Analytic Techniques to Add Meaning to Data PRINT ⦁ Download data on a company’s stock history. From this data, create scatterplots, histograms, and calculate the mean, median, mode, and standard deviation of some data points. Write a 5-8 page report including the graphs and descriptive statistics you have created. Business analytics techniques are […]
Competency Develop a confidence interval for a population parameter. Instructions Scenario A major client of your company is interested in the salary distributions of jobs in the state of Minnesota that range from $30,000 to $200,000 per year. As a Business Analyst, your boss asks you to research and analyze the salary distributions. You are […]
Assignment Content Competency Develop a confidence interval for a population parameter. Student Success Criteria View the grading rubric for this deliverable by selecting the “This item is graded with a rubric” link, which is located in the Details & Information pane. Instructions Scenario (information repeated for deliverable 01, 03, and 04) A major client of […]
Sample statistics; Confidence interval and portions Description Sample statistics, such as the sample mean or the sample proportion, can be used to estimate a population parameter (such as the population mean or the population proportion). For example, you can estimate the true mean weight of all full-term newborn babies in the entire world by collecting […]
Alternative Hypotheses DF6 Description Share with your peers the null and alternative hypotheses for a decision that is relevant to your life. This can be a personal item or something at work. Define the population parameter, the appropriate test statistic formula, and if the hypothesis test is left-tailed, right-tailed, or two-tailed. Be sure to set […]
