Preliminary data analyses indicate that you can consider the assumptions for using nonpooled t-procedures satisfied. Res

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Preliminary Data Analyses Indicate That You Can Consider The Assumptions For Using Nonpooled T Procedures Satisfied Res 1 (22.76 KiB) Viewed 35 times

Preliminary data analyses indicate that you can consider the assumptions for using nonpooled t-procedures satisfied. Researchers obtained the data shown in the table on the number of acute postoperative days in the hospital using the dynamic and static systems. At the 10% significance level, do the data provide sufficient evidence to conclude that the mean number of acute postoperative days in the hospital is smaller with the dynamic system than with the static system? (Note: x 7.83, s, 1.90, x₂ 11.67, and s2 =4.08) Click on the icon to view the data table. > What are the hypotheses for the nonpooled 1-test? OA H₂ H = H₂ H₂: Hy #H₂ 50 H₂1 P H₂ 143 P₂ Find the test statistic t(Round to three decimal places as needed.) B. H₂ H₁ H₂ H₂HP/₂ OD. H₂1454₂ H₂: Hy>P₂ Screen 2-07. Screen 2-07... Screen S 2-07...25