The following are mood scores for 12 participants before and after watching a funny video clip (higher values indicate better mood) a Calculate the paired samples t statistic for these mood scores b Using a one tailed hypothesis test that the video clip improves mood, and a p level of 0 05, identif...

a M difference 2417 SS o D M 2 16918 b With df 11 and a ...

The following are mood scores for 12 participants before and after watching a funny video clip (higher

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The following are mood scores for 12 participants before and after watching a funny video clip (higher values indicate better mood).

Before Before After After 2 4 3 3 4 3 3

a. Calculate the paired-samples t statistic for these mood scores.

b. Using a one-tailed hypothesis test that the video clip improves mood, and a p level of 0.05, identify the critical t values and make a decision regarding the null hypothesis.

c. Using a two-tailed hypothesis test with a p level of 0.05, identify the critical t values and make a decision regarding the null hypothesis.

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Essentials Of Statistics For The Behavioral Sciences

ISBN: 9781464107771

3rd Edition

Authors: Susan A. Nolan

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Question Posted: Apr 30, 2018 07:59 AM

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The following are mood scores for 12 participants before and after watching a funny video clip (higher

Question:

Before Before After After 2 4 3 3 4 3 3

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a M difference 2417 SS o D M 2 16918 b With df 11 and a ...View the full answer

Essentials Of Statistics For The Behavioral Sciences

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