ity is conducting a study to determine how long it takes it graduates to find a job. A sample of 26 gra ites was surveyed and it was found that the average time it has taken a graduate to find a new job is 3.5 months with a standard deviation of 1.5 months. Is there sufficient evidence to conclude that the graduates of this department take on the average at most three months to find a job at 10% level of significance?

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter2: Equations And Inequalities
Section: Chapter Questions
Problem 47RE
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Question
Computed value
A) 1.70
B) 1.96
C) -1.70
D) -1.96
Transcribed Image Text:Computed value A) 1.70 B) 1.96 C) -1.70 D) -1.96
The Mathematics Department in a certain university is conducting a study to determine how long it takes it graduates to
find a job. A sample of 26 gra ites was surveyed and it was found that the average time it has taken a graduate to find a
new job is 3.5 months with a standard deviation of 1.5 months. Is there sufficient evidence to conclude that the graduates
of this department take on the average at most three months to find a job at 10% level of significance?
Transcribed Image Text:The Mathematics Department in a certain university is conducting a study to determine how long it takes it graduates to find a job. A sample of 26 gra ites was surveyed and it was found that the average time it has taken a graduate to find a new job is 3.5 months with a standard deviation of 1.5 months. Is there sufficient evidence to conclude that the graduates of this department take on the average at most three months to find a job at 10% level of significance?
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