T-tests were done on the means to determine of the differences between the means. t-stat t-crit FF1 VS FF2 -1.02776 3.552703 2.364624 FF1 VS FF3 2.446912 FF2 VS FF3 Statement 1: The mean calories in the sandwiches from Fast Food 1 is the same as the mean calories in the 5.360156 2.364624 sandwiches from Fast Food 2. Statement 2: The mean calories in the sandwiches from Fast Food 1 is the same as the mean calories in the sandwiches from Fast Food 3. Statement 3: The mean calories in the sandwiches from Fast Food 2 is the same as the mean calories in the sandwiches from Fast Food 3. O All statements are FALSE. O Only Statement 2 is true. O Only Statements 2 & 3 are true. O All statements are TRUE. O Only Statement 3 is true. O Only Statements 1 & 2 are true. O Only Statements 1 & 3 are true. O Only Statement 1 is true.

MATLAB: An Introduction with Applications
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Author:Amos Gilat
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Chapter1: Starting With Matlab
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T-tests were done on the means to determine of the differences between the means.
t-stat
t-crit
1.02776
2.364624
2.446912
2.364624
FF1 VS FF2
FF1 VS FF3
3.552703
5.360156
FF2 VS FF3
Statement 1: The mean calories in the sandwiches from Fast Food 1 is the same as the mean calories in the
sandwiches from Fast Food 2.
Statement 2: The mean calories in the sandwiches from Fast Food 1 is the same as the mean calories in the
sandwiches from Fast Food 3.
Statement 3: The mean calories in the sandwiches from Fast Food 2 is the same as the mean calories in the
sandwiches from Fast Food 3.
O All statements are FALSE.
O Only Statement 2 is true.
O Only Statements 2 & 3 are true.
O All statements are TRUE.
O Only Statement 3 is true.
O Only Statements 1 & 2 are true.
O Only Statements 1 & 3 are true.
O Only Statement 1 is true.
Transcribed Image Text:T-tests were done on the means to determine of the differences between the means. t-stat t-crit 1.02776 2.364624 2.446912 2.364624 FF1 VS FF2 FF1 VS FF3 3.552703 5.360156 FF2 VS FF3 Statement 1: The mean calories in the sandwiches from Fast Food 1 is the same as the mean calories in the sandwiches from Fast Food 2. Statement 2: The mean calories in the sandwiches from Fast Food 1 is the same as the mean calories in the sandwiches from Fast Food 3. Statement 3: The mean calories in the sandwiches from Fast Food 2 is the same as the mean calories in the sandwiches from Fast Food 3. O All statements are FALSE. O Only Statement 2 is true. O Only Statements 2 & 3 are true. O All statements are TRUE. O Only Statement 3 is true. O Only Statements 1 & 2 are true. O Only Statements 1 & 3 are true. O Only Statement 1 is true.
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