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What is the test statistic and what is the critical value statistic?

What is the test statistic and what is the critical value statistic?

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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What is the test statistic and what is the critical value statistic?
The mean IQ for the U.S. is 100 with a standard deviation of 15. A Troy statistics professor thinks Troy students are smarter than average, so he randomly samples 10 students and records the following IQ data to test his hypothesis. What is the critical value (CV) for this problem (use .05 level of significance)? IQ: 95 100 105 110 115 100 105 110 105 105 2.74 1.812 1.833 0.05 2.262 2.228 *
Transcribed Image Text:The mean IQ for the U.S. is 100 with a standard deviation of 15. A Troy statistics professor thinks Troy students are smarter than average, so he randomly samples 10 students and records the following IQ data to test his hypothesis. What is the critical value (CV) for this problem (use .05 level of significance)? IQ: 95 100 105 110 115 100 105 110 105 105 2.74 1.812 1.833 0.05 2.262 2.228 *
The mean IQ for the U.S. is 100 with a standard deviation of 15. A Troy statistics professor thinks Troy students are smarter than average, so he randomly samples 10 students and records the following IQ data to test his hypothesis. What is the test statistic (TS) for this problem (use .05 level of significance)? IQ: 95 100 105 110 115 100 105 110 105 105 2.74 O 1.812 O 1.833 O 05 2.262 2.228
Transcribed Image Text:The mean IQ for the U.S. is 100 with a standard deviation of 15. A Troy statistics professor thinks Troy students are smarter than average, so he randomly samples 10 students and records the following IQ data to test his hypothesis. What is the test statistic (TS) for this problem (use .05 level of significance)? IQ: 95 100 105 110 115 100 105 110 105 105 2.74 O 1.812 O 1.833 O 05 2.262 2.228
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