3. A random sample of 25 observations taken from a population that is normally distributed produced a sample mean of 58.5 and a standard deviation of 7.5. Find the critical and observed values of t for each of the following tests of hypothesis using a = 0.01. a) H₂:μ = 55 H„:μ > 55 b) H₂=55 Ha: #55
3. A random sample of 25 observations taken from a population that is normally distributed produced a sample mean of 58.5 and a standard deviation of 7.5. Find the critical and observed values of t for each of the following tests of hypothesis using a = 0.01. a) H₂:μ = 55 H„:μ > 55 b) H₂=55 Ha: #55
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 14PPS
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![3. A random sample of 25 observations taken from a population that is normally distributed produced a
sample mean of 58.5 and a standard deviation of 7.5. Find the critical and observed values of t for each
of the following tests of hypothesis using a = 0.01.
a) Ho:μ = 55
b) H₂:μ = 55
Ha: μ > 55
Ha:μ # 55
SO](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F6f16afc0-8ab4-46b6-be57-1b33b4b62d08%2F05468c39-3f5f-43dd-bfe8-7b3027250101%2Fjreqh5_processed.jpeg&w=3840&q=75)
Transcribed Image Text:3. A random sample of 25 observations taken from a population that is normally distributed produced a
sample mean of 58.5 and a standard deviation of 7.5. Find the critical and observed values of t for each
of the following tests of hypothesis using a = 0.01.
a) Ho:μ = 55
b) H₂:μ = 55
Ha: μ > 55
Ha:μ # 55
SO
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