1. The Carolina Tobacco Company advertised that its best-selling non-filtered cigarettes contain 40 (mean) milligrams of nicotine or less, but Consumer Advocate magazine ran tests of 10 randomly selected cigarettes and found the amount (in milligrams) shown below. Use a (two tailed) significance level of 0.05 to test the magazine's claim that the mean nicotine content is greater than 40 milligrams. Consumer Advocate Magazine Results Cigarette bran Milligrams 1 47.3 2 39.3 3 40.3 4 38.3 5 46.3 6 43.3 17 42.3 8 49.3 9 40.3 |10 46.3 Screenshot
1. The Carolina Tobacco Company advertised that its best-selling non-filtered cigarettes contain 40 (mean) milligrams of nicotine or less, but Consumer Advocate magazine ran tests of 10 randomly selected cigarettes and found the amount (in milligrams) shown below. Use a (two tailed) significance level of 0.05 to test the magazine's claim that the mean nicotine content is greater than 40 milligrams. Consumer Advocate Magazine Results Cigarette bran Milligrams 1 47.3 2 39.3 3 40.3 4 38.3 5 46.3 6 43.3 17 42.3 8 49.3 9 40.3 |10 46.3 Screenshot
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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Instructions: Calculate the single sample and paired sample t-test examples below.
Transcribed Image Text:1. The Carolina Tobacco Company advertised that its best-selling non-filtered cigarettes contain 40 (mean) milligrams of nicotine or less, but
Consumer Advocate magazine ran tests of 10 randomly selected cigarettes and found the amount (in milligrams) shown below. Use a (two
tailed) significance level of 0.05 to test the magazine's claim that the mean nicotine content is greater than 40 milligrams.
Consumer Advocate Magazine Results
Cigarette bran
Milligrams
1
|47.3
39.3
40.3
4
38.3
46.3
6
43.3
7
42.3
8
49.3
9.
40.3
10
46.3
Screenshot
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