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1. Critically discuss the difference between the "skewedness" of the distribution of a dataset and its "kurtosis"?
2. What is the expected value (EV) of an investment if there is a 20% chance of realizing a return of $20,000 or a 55% chance of realizing a return of $25,000, or there could be a loss of $15,000?
3. Which is the better purchase to make, a $12,000 Plotter that costs $250/year in supplies to operate but has a $2,000 salvage value, or a $9,250 plotter that costs $600 annually in supplies and has only a $500 salvage. Assume that the cost of money & risk is anticipated to be 5.5%, inflation is expected to be 2.5%, and both will last for 7-years.
Here are the shopping times (in minutes) for a sample of shoppers at a particular shoe store: 25, 38, 34, 41, 37 and find the standard deviation of this sample of shopping times. Round your answer to at least two decimal places.
A regional director responsible for business development in the state of pennsylvania is cocerned about the number of small business failures. If the mean of small businsses failures per month is 10,
For a population with a mean of μ = 60 and a standard deviation of σ = 24, find the Z score corresponding to each of the following samples.
Additionally, student should use graphing function to graph data and calculate regression equation.
Which of the following statements regarding the coefficient of correlation is true. A value of 0.00 indicates two variables are not related.
A newspaper ad for a manager trainee position contained the statement "Our manager trainees have a first-year earnings average of $20,000 to $24,000." Do you think that the ad is describing a confidence interval? Explain your answer.
Utilizing the .05 level, do the results support the psychologists' theory. Elucidate your answer to somebody whom has never had a course in statistics.
How can you answer the dual simplex question with maximization objective function and also explain difference between m tecnique and two phase method?
Prepare the confidence interval of 95% for the welders' proportion that graduated in the school of welding.
Critically the difference between Paramaeter and Statistics and Critically discuss the concept of operationalize? What are focus groups
lowering the price does not decrease this behavior and we should not decide to lower prices based on this research." Comment on the executive's conclusion. What type of inference is being made? Will the decision not to lower prices be a good one.
What is the probability that a visually impaired student gets less than 6.9 hours of sleep?
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