Find the hypothesis ( null & alternative, Type of test ( one or two tailed). Computed value. Critical value and rejection region.
Find the hypothesis ( null & alternative, Type of test ( one or two tailed). Computed value. Critical value and rejection region.
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
Related questions
Question
Find the hypothesis ( null & alternative, Type of test ( one or two tailed). Computed value. Critical value and rejection region.
![1. According to the World Health
Organization's statistics published in 2018,
the lifespan of a person in the
Philippines is 67 years old. A random
sample of 25 obituary notices in the
Philippine Daily Inquirer has an average
mean of 60 years old with a standard
deviation of 19 years. If the life span in the
Philippines is normally distributed, does
this information indicate that the population
mean life span of Filipinos is less than 67
years old? Use 5% level of significance.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F717c2933-159a-45cb-ae6b-a3a5a5ade9ab%2F7ac48a8a-be9b-4b4c-b6ff-c57b08fddf50%2Fos7eayg_processed.jpeg&w=3840&q=75)
Transcribed Image Text:1. According to the World Health
Organization's statistics published in 2018,
the lifespan of a person in the
Philippines is 67 years old. A random
sample of 25 obituary notices in the
Philippine Daily Inquirer has an average
mean of 60 years old with a standard
deviation of 19 years. If the life span in the
Philippines is normally distributed, does
this information indicate that the population
mean life span of Filipinos is less than 67
years old? Use 5% level of significance.
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