Question: Using the same data as the previous problem, calculate the standard deviation Eight students were assessed to see if a drug intervention impacted anxiety scores.

Using the same data as the previous problem, calculate the standard deviation

Eight students were assessed to see if a drug intervention impacted anxiety scores. Each student took an anxiety pre-test and post-test and the scores were as follows:

Student

Pre-test

Post-test

Andy

Charles

Beth

Isaac

Matt

Kayla

Jessica

Ashley

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