9.55 Televisions: CI (Example 14-) Minitab output is shown for a two-sample t-interval for the number of televisions owned in households of random samples of students at two different community colleges. Each individual was randomly chosen independently of the others. One of the schools is in a wealthy community (MC), and the other (OC) is in a less wealthy community. Two-Sample T: CI Sample OCTVS MCTVS N 30 10 Mean 3.70 3.33 StDev 1.49 1.49 Difference = μ (1) - μ (2) Estimate for difference: 0.370 95% CI for difference: (-0.400, 1.140) SE Mean 0.27 0.27 a. Are the conditions for using a confidence interval for the difference between two means met? b. State the interval in a clear and correct sentence. c. Does the interval capture 0? Explain what that shows. ANES, we looked at the pulse rate for nearly
9.55 Televisions: CI (Example 14-) Minitab output is shown for a two-sample t-interval for the number of televisions owned in households of random samples of students at two different community colleges. Each individual was randomly chosen independently of the others. One of the schools is in a wealthy community (MC), and the other (OC) is in a less wealthy community. Two-Sample T: CI Sample OCTVS MCTVS N 30 10 Mean 3.70 3.33 StDev 1.49 1.49 Difference = μ (1) - μ (2) Estimate for difference: 0.370 95% CI for difference: (-0.400, 1.140) SE Mean 0.27 0.27 a. Are the conditions for using a confidence interval for the difference between two means met? b. State the interval in a clear and correct sentence. c. Does the interval capture 0? Explain what that shows. ANES, we looked at the pulse rate for nearly
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
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