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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. If Troy students really have higher IQ, what kind of statistical decision have we made? 1Q: 95 100 105 110 115 100 105 110 105 105 O good decsion 1-betal good decision 1-alpha type 1 error alpha type 2 error beta 1

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. If Troy students really have higher IQ, what kind of statistical decision have we made? 1Q: 95 100 105 110 115 100 105 110 105 105 O good decsion 1-betal good decision 1-alpha type 1 error alpha type 2 error beta 1

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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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 decision should you make? IQ: 95 100 105 110 115 100 105 110 105 105 O reject the null accept the null fail to reject the null accept the alternative O reject the alternative O retain the null
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 decision should you make? IQ: 95 100 105 110 115 100 105 110 105 105 O reject the null accept the null fail to reject the null accept the alternative O reject the alternative O retain the null
IS Drive 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. If Troy students really have higher IQ, what kind of statistical decision have we made? IQ: 95 100 105 110 115 100 105 110 105 105 O good decsion 1-betal good decision 1-alpha type 1 error alpha type 2 error beta 1
Transcribed Image Text:IS Drive 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. If Troy students really have higher IQ, what kind of statistical decision have we made? IQ: 95 100 105 110 115 100 105 110 105 105 O good decsion 1-betal good decision 1-alpha type 1 error alpha type 2 error beta 1
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