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4. Set up the 'Ho' and 'Ha' statements for the following, and draw the bell curves showing the "rejection" or the "fail to reject" (accept) zones for each question. a. Ruth found that the exam scores of students, that attended study hall, increased by 2/3. b. According to Sam, the average number of students that love to shop at Trader Joe's is less than 25. c. It is widely known that the proportion of the number of hours spent doing homework by a stats student is no more than 80% a week.

4. Set up the 'Ho' and 'Ha' statements for the following, and draw the bell curves showing the "rejection" or the "fail to reject" (accept) zones for each question. a. Ruth found that the exam scores of students, that attended study hall, increased by 2/3. b. According to Sam, the average number of students that love to shop at Trader Joe's is less than 25. c. It is widely known that the proportion of the number of hours spent doing homework by a stats student is no more than 80% a week.

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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having difficulty finding the solution to 4c
4. ' set up the 'Ho' and 'Ha' statements for the following, and draw the bell curves showing the “rejection" or the “fail to reject" (accept) zones for each question. a. Ruth found that the exam scores of students, that attended study hall, increased by 2/3. b. According to Sam, the average number of students that love to shop at Trader Joe's is less than 25. c. It is widely known that the proportion of the number of hours spent doing homework by a stats student is no more than 80% a week. d. The variance of the number of questions Leah will ask Professor Yankey prior to an exam is 20.
Transcribed Image Text:4. ' set up the 'Ho' and 'Ha' statements for the following, and draw the bell curves showing the “rejection" or the “fail to reject" (accept) zones for each question. a. Ruth found that the exam scores of students, that attended study hall, increased by 2/3. b. According to Sam, the average number of students that love to shop at Trader Joe's is less than 25. c. It is widely known that the proportion of the number of hours spent doing homework by a stats student is no more than 80% a week. d. The variance of the number of questions Leah will ask Professor Yankey prior to an exam is 20.
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