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STAT640 Case I Employee Retention at D&Y choose for systems analysts in the consulting industry is greater than ever. Graduates with a crew of blood and computer knowledge, some even from liberal liberal arts programs, ar getting great offers from consulting companies. Once these people be chartered, they oft switch from one company to another as competing companies come-on them away with even better offers. One consulting company, D&Y. has amass data on a sample of systems analysts they hired with an undergraduate degree several eld ago. The data ar in the file Employee Retention.xlsx. The variables are as follows: ? ? ? ? ? ? StartSal: employees head start engross at D&Y OnRoadPct: percentage of time employee has worn-out(a) on the road with clients StateU: whether the employee graduated from State University (D& Ys principal obtain of recruits) CISDegree: whether the employee majored in Computer Information Systems (CIS) or a identical computer-related theater St ayed3Yrs: whether the employee stayed at to the lowest degree 3 long time with D& Y Tenure: tenure of employee at D&Y (months) if he or she moved before 3 years. D&Y is trying to learn everything it can to the highest degree memory board of these priceless employees. You can help by resolution the following problems and then, ground on your analysis, presenting a report to D&Y. 1.

Although starting line salaries are in a fairly delimitate band D&Y wonders whether they have anything to do with retention a. Find a 95% federal agency breakup for the look upon starting salary of all employees who stay at to the lowest degree 3 years with D&Y. Do the ! same for those who put across before 3 years: therefore find 95% confidence interval for the unlikeness between these means. b. Among all employees whose starting salary is beneath the median ($37,750), find a 95% confidence interval for the proportion who stay with D&Y for at least 3 years. Do the same for the employees with starting salaries above the median. Then find a 95% confidence interval for the difference between these proportions. 2....If you want to get a full essay, coiffe it on our website: BestEssayCheap.com

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