Hands-on Portion for Exam 31.You are given a t-statistic of-0.38.Write a short paragraph on whether the t-statisticmeans that there are differences between two groups. It is up to you decide how to namethe two groups in your paragraph.Astudytoevaluatedifferencesineducationalqualitybetweentwotrainingcenters,astandardized examination is given to individuals who are trained at the centers. The examinationscores are a major factor in assessing any quality differences between the centers. The means forthe two centers are as follows:μ1is the mean examination score for the population of individuals trained at center A and μ2isthe mean examination score for the population of individuals trained at centers B. For α=0.05and thus t=±2.074 with df=22, the rejection region for the two-tailed hypothesis. Since-0.38>-2.074, it falls the rejection region, the conclusion is to reject Ho. Thus, we can conclude that μ1and μ2are not equal and that the two centers differ in terms of educationalquality.2.You are given a t-statistic of 7.00.Write a short paragraph on whether the t-statisticmeans that there are differences between two groups. It is up to you decide how to namethe two groups in your paragraph.A population of system analysts using the current technology and a population of systemsanalysts using new software package. In terms of the time required to complete the informationsystem design project, the population mean are as follow: μ1is the mean project completion timeHands-on Portion for Exam 3
A hands-on portion of an exam designed to assess practical skills.
Benjamin Clark
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