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Discussion: "Reflection to Date"
Please respond to the following:
Note: please select one of the two subjects to discuss.
• In one paragraph, reflect on what you have learned so far in this course. Determine the most interesting, unexpected, or useful piece of knowledge that you have learned. Provide a rationale for your response.
• In the second half of the quarter, we will extend our statistical thinking concepts to practical applications. We will discuss using tools (e.g., Excel) for the execution. Watch the video titled "Descriptive Statistics using ‘Data Analysis' tool in Excel", located at https://www.youtube.com/watch?v=5MFjwM6K5Sg. Next, speculate on the overall manner in which you would use tools, such as Excel, to apply a business critical thinking strategy. Include one example of such application to support your response.
Scores of an aptitude test are normally distributed with a mean of 280 and a standard deviation of 30. Determine the percentage of samples of size 4 that have a mean score within 21 points of the population mean score of 280.
Consider a level α = .10 test of H0 (8.1) versus the alternative τ > 0 based on K. How many bivariate observations (n) will we need to collect in order to have approximate power at least .95 against an alternative for which τ = .6?
ou want to know if redesign of the new whole foods has significantly increased sales. you sample 25 customers who shop
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Assume that a sample is drawn and z(α/2) = 1.65 and σ = 35. Answer the following questions. (A) If the Maximum Error of Estimate is 0.04 for this sample, what would be the sample size?
Summarize the case in 1-2 paragraphs. Explain which of the HR practices described in the case you think contribute to greater efficiency and effectiveness of TSA employees. Why? Recommend at least two other practices which could be employed to inc..
question a survey of the opinions of property owners about a street widening project was taken to determine whether the
Jane chooses every 20th person in the campus phone book to call for her interview study. Justin identifies important subgroups in the campus population
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