A professional organization conducted a salary survey of all of its members. Twojob titles are black belt and green belt

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A Professional Organization Conducted A Salary Survey Of All Of Its Members Twojob Titles Are Black Belt And Green Belt 1 (56.89 KiB) Viewed 32 times

A professional organization conducted a salary survey of all of its members. Twojob titles are black belt and green belt. Descriptive statistics concerning salaries for these two job titles are given in the accompanying table. Let black belts correspond to the subscript "B" and let green belts correspond to the subscript "G." Complete parts (a) through (c). E Click the icon to view the descriptive statistics. H: 8 = OG H:03 > H:08200 Identify the test statistic for this test. 3.57 (Round to two decimal places as needed.) Identify the p-value for this test. .001 (Round to three decimal places as needed.) Identify the conclusion for this test. - X Descriptive Statistics Reject the null hypothesis. There is sufficient evidence at the 0.01 level of significance to conclud S. b. Based on the result of (a), which t test is appropriate for comparing mean salaries? Job Title Black belt Green belt Sample Size 94 29 Mean 102.116 76.847 Standard Deviation 37.271 19.713 O A. A pooled-variance t test B. A separate variance t test c. Using a 0.01 level of significance, is the mean salary of black belts greater than the mean salary of green be Identify the appropriate null and alternative hypotheses for this test. Choose the correct answer below. Print Done O A. Ho: PBPG H:HB = PG T10- PB-PG H:HB <PG C. Ho UB_PG H: PB SPG * F. Ho: PB SPG H:HB > HG XD. Ho: PB-PG H:HB* HG O E. Ho Ho HG H:Hs 2 HG Identify the test statistic for this test (Round to two decimal places as needed.)