Answered: Is there sufficient evidence at the…

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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1. The price of a certain combo meal at different franchises of a national fast food company varies from $5.00 to $17.34 and has a known standard deviation of $2.04.

A sample of 26 students in an online course that includes students across the country stated that their average price is $6.00. The students have also stated that they are generally unwilling to pay more than $6.75 for this meal. Formulate and conduct a hypothesis test to determine if you can conclude that the population mean is less than$6.75. Use a level of significance of 0.05.

Is there sufficient evidence at the 0.05level of significance that the population mean is less than $6.75?

Determine the null hypothesis,

H0, ___ ____ ____

and the alternative hypothesis,

H1 ___ ____ ____

(Type integers or decimals. Do not round.)

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