1 page - Assignment Example | Topics and Well Written Essays - 750 words

1 page - - Assignment Example(5% level of significance)A telephone gross revenue company with 200 sales staff uses a five-level grading system for annual death penalty. End-of-year pension payments for sales staff are determined on their psyche performance grading. Staff rated Grade 1 receive only the minimum bonus payment while staff rated Grade 5 receive the highest bonus payment. The company has an expected distribution of performance grades which it uses to budget for bonus payments. However the companys monetary director is concerned that the actual distribution of performance grades differs significantly from the expected distribution with proportionally fewer sales staff getting the lower grades and proportionally more getting higher than expected grades. establish on the latest performance grades, is the financial director right to be concerned? Use a 5% significance level., we thus reject the baseless hypothesis and conclude that the actual distribution of performance g rade differs from the expected distribution at 5% significance level and as such the financial director is right to be concerned.A packaging device is set to fill detergent packets with a mean weight of 500g. It is important to check the mechanism periodically because overfilling increases the cost of materials whereas underfilling leaves the firm liable to prosecution. A random sample of 25 filled packets is weighed and shows a mean net weight of 510g with a prototype deviation of 15g. What conclusion can be drawn at the 5% level of