Using the sample from the 100 restaurants, what is the test statistic? -1.45. 1.45. -0.145. 0.145.

MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
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Chapter1: Starting With Matlab
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Which is cheaper: eating out or dining in? The mean cost of a flank steak,
broccoli, and rice bought at the grocery store is $13.04 (Money.msn website,
November 7, 2012). A sample of 100 neighborhood restaurants showed a
mean price of $12.75 and a standard deviation of $2 for a comparable
restaurant meal. Answer questions 4-7.
Transcribed Image Text:Which is cheaper: eating out or dining in? The mean cost of a flank steak, broccoli, and rice bought at the grocery store is $13.04 (Money.msn website, November 7, 2012). A sample of 100 neighborhood restaurants showed a mean price of $12.75 and a standard deviation of $2 for a comparable restaurant meal. Answer questions 4-7.
Using the sample from the 100 restaurants, what is the test statistic?
-1.45.
1.45.
-0.145.
0.145.
Transcribed Image Text:Using the sample from the 100 restaurants, what is the test statistic? -1.45. 1.45. -0.145. 0.145.
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