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Two teachers had 30 of their students take a test. Teacher A found a mean of 78.6 with a SD=3.5 while teacher B found a mean of 77.3 and a SD=4.1. At the 97% level, test the opnion that class B is less than class A. 1. Is the test (A-Left Tailed, B-Right Tailed, C-2-Tailed) (separate with a comma if there are 2) 2. Critical Value 3. Test statistic 4. 3-decimal p-Value

Two teachers had 30 of their students take a test. Teacher A found a mean of 78.6 with a SD=3.5 while teacher B found a mean of 77.3 and a SD=4.1. At the 97% level, test the opnion that class B is less than class A. 1. Is the test (A-Left Tailed, B-Right Tailed, C-2-Tailed) (separate with a comma if there are 2) 2. Critical Value 3. Test statistic 4. 3-decimal p-Value

MATLAB: An Introduction with Applications
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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Two teachers had 30 of their students take a test. Teacher A found a mean of 78.6 with a SD-3.5 while teacher B found a mean of 77.3 and a SD-4.1. At the 97% level, test the opnion that class B is less than class A. 1. Is the test (A-Left Tailed, B-Right Tailed, C-2-Tailed) (separate with a comma if there are 2) 2. Critical Value 3. Test statistic 4. 3-decimal p-Value
Transcribed Image Text:Two teachers had 30 of their students take a test. Teacher A found a mean of 78.6 with a SD-3.5 while teacher B found a mean of 77.3 and a SD-4.1. At the 97% level, test the opnion that class B is less than class A. 1. Is the test (A-Left Tailed, B-Right Tailed, C-2-Tailed) (separate with a comma if there are 2) 2. Critical Value 3. Test statistic 4. 3-decimal p-Value
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