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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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For each of the surveys, include the Summary Statistics and your Confidence Level/Alpha.
At least 90% Confidence is recommended for all 3.

Television Survey: In a recent survey, it was stated that Americans watch television on average four hours per day. Assume that σ = 2. Using your class (or any 20 – 30 people) as the sample, conduct a hypothesis test to determine if the average for students at your school is lower. Do not make up your data.

Write your answers in the tables below.

Sample Mean	Sample Standard Deviation	Confidence Level

What is your null hypothesis?	What is your alternative hypothesis, ?

In words, define the random variable.

Hint: ___ = ____

The distribution to use for the test is…

Determine the test statistic using your data.

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