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Problem 2 T-TEST




Question;Assignment 2: T-Test;By Wednesday, March 26, 2014, post your assignment to the M2: Assignment 2 Dropbox.;Any conclusion drawn for the t-test statistical process is only as good;as the research question asked and the null hypothesis formulated.;T-tests are only used for two sample groups, either on a pre post-test;basis or between two samples (independent or dependent). The t-test is;optimized to deal with small sample numbers which is often the case with;managers in any business. When samples are excessively large the t test;becomes difficult to manage due to the mathematical calculations;involved.;Calculate the ?t? value for independent groups for the following data;using the formula presented in the module. Check the accuracy of your;calculations. Using the raw measurement data presented above, determine;whether or not there exists a statistically significant difference;between the salaries of female and male human resource managers using;the appropriate t-test. Develop a research question, testable;hypothesis, confidence level, and degrees of freedom. Draw the;appropriate conclusions with respect to female and male HR salary;levels. Report the required ?t? critical values based on the degrees of;freedom. Your response should be 2-3 pages.;Salary LevelFemale HR DirectorsMale HR Directors$50,000$58,000$75,000$69,000$72,000$73,000$67,000$67,000$54,000$55,000$58,000$63,000$52,000$53,000$68,000$70,000$71,000$69,000$55,000$60,000*Do not forget what we all learned in high school about ?0?s


Paper#61068 | Written in 18-Jul-2015

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