Assume that the examination marks of students follow normal distri- butiun with unknown mean (4) but known variance (a?) = 0.25. Test the hypothesis Ho : 4 = 8 against H:u #8 with the level of significance a = 0.01, the sample mean being equal to 7.8 and the sample size being 50.
Assume that the examination marks of students follow normal distri- butiun with unknown mean (4) but known variance (a?) = 0.25. Test the hypothesis Ho : 4 = 8 against H:u #8 with the level of significance a = 0.01, the sample mean being equal to 7.8 and the sample size being 50.
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.5: Comparing Sets Of Data
Problem 13PPS
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Question
![Assume that the examination marks of students follow normal distri-
butivn with unknown mean (4) but known variance (a?) = 0.25. Test the hypothesis
Ho : u =8 against H: #8
with the level of significance a = 0.01, the sample mean being equal to 7.8 and the
sample size being 50.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fd2487340-71ed-4743-9b22-0ffc4e47c92e%2Fe779faba-f267-49cd-bd2a-3219e41310ee%2Fgouz2z_processed.jpeg&w=3840&q=75)
Transcribed Image Text:Assume that the examination marks of students follow normal distri-
butivn with unknown mean (4) but known variance (a?) = 0.25. Test the hypothesis
Ho : u =8 against H: #8
with the level of significance a = 0.01, the sample mean being equal to 7.8 and the
sample size being 50.
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