Answered: According to a survey, the average…

Name: According to a survey, the average young adult male plays video games
Uploaded: 2024-03-20T07:07:12.000Z
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Description: According to a survey, the average young adult male plays video games for 4 hours per week. To test if the amount of video games in college is less than the national average, a researcher decides to do a hypothesis test, at a 10% significance level.

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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According to a survey, the average young adult male plays video games for 4 hours per week. To test if the amount of video games in college is less than the national average, a researcher decides to do a hypothesis test, at a 10% significance level. He surveys 16 male college students randomly and asks them about their amount of video games each week, on average. From the data, the sample mean time is 3 hours per week, and the sample standard deviation (s) is 1.2 hours.

H0: μ≤4; Ha: μ>4.
α=0.1 (significance level)

What is the test statistic (t-value) of this one-mean hypothesis test (with σ unknown)?

Round your final answer to two decimal places.

Provide your answer below:

$$Test Statistic =

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