A study was done to test the the claim that the Grinch's new Intelligence-enhancing drug increases Whovian intelligence. A simple random sample of 75 Whos were given an WQ test, then they were given The Grinch's experimental drug, and tested again with an equivalent (but not identical) test. Both tests were scored on a scale of 0- 200. The differences dk = (post-drug score of kth Who) - (pre-drug score of kth Who) were recorded for all the subjects and summarized with the sample statistics d = 1.63 and sd = 7.8 . (a) The p-value for the test of the claim that d > 0 is approximately [Select] (b) The study proves that the new drug causes Whovian intelligence to increase... [Select]
A study was done to test the the claim that the Grinch's new Intelligence-enhancing drug increases Whovian intelligence. A simple random sample of 75 Whos were given an WQ test, then they were given The Grinch's experimental drug, and tested again with an equivalent (but not identical) test. Both tests were scored on a scale of 0- 200. The differences dk = (post-drug score of kth Who) - (pre-drug score of kth Who) were recorded for all the subjects and summarized with the sample statistics d = 1.63 and sd = 7.8 . (a) The p-value for the test of the claim that d > 0 is approximately [Select] (b) The study proves that the new drug causes Whovian intelligence to increase... [Select]
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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Milan
![A study was done to test the the claim that the Grinch's new
intelligence-enhancing drug increases Whovian
intelligence. A simple random sample of 75 Whos were
given an WQ test, then they were given The Grinch's
experimental drug, and tested again with an equivalent (but
not identical) test. Both tests were scored on a scale of 0-
200. The differences
d = (post-drug score of kth Who) - (pre-drug score of th
Who)
were recorded for all the subjects and summarized with the
sample statistics d = 1.63 and sd = 7.8 .
1
(a) The p-value for the test of the claim that a > 0 is
approximately [Select]
(b) The study proves that the new drug causes Whovian
intelligence to increase...
[ Select]](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Ffdd2c166-8196-40eb-9536-745216d6fb07%2Fdc250d10-9794-44f2-9a7a-69dea2ff475f%2Fqz35tep_processed.jpeg&w=3840&q=75)
Transcribed Image Text:A study was done to test the the claim that the Grinch's new
intelligence-enhancing drug increases Whovian
intelligence. A simple random sample of 75 Whos were
given an WQ test, then they were given The Grinch's
experimental drug, and tested again with an equivalent (but
not identical) test. Both tests were scored on a scale of 0-
200. The differences
d = (post-drug score of kth Who) - (pre-drug score of th
Who)
were recorded for all the subjects and summarized with the
sample statistics d = 1.63 and sd = 7.8 .
1
(a) The p-value for the test of the claim that a > 0 is
approximately [Select]
(b) The study proves that the new drug causes Whovian
intelligence to increase...
[ Select]
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