For the following Before/After data, calculate the t-obtained for a Related-Samples t-test. a. 2.53 b. 3.41 c. 4.22 d. 3.59 Before After 1 5 5 4 3 8 4 6 8 11

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A: xx239256254166369818646366361010024

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A: Solution:

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Q: estimated standard error?

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Q: For the values 2, 4, 6 thee variance is 1.66 O 2.77 O 2.11 O 1.33 O 2.66 O O

A:

Q: Coefficient of Variation

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Q: For the following Before/After data, calculate the t-obtained for a Related-Samples t-test.…

A:

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