(Answered) A researcher is studying the amygdala a part of he brain

Finance

A researcher is studying the amygdala (a part of he brain involved in emotion). Six participants in a particular MRI (brain scan) study are measured for the increase in activation of their amygdala while they are viewing pictures of violent scenes. The activation increases are

0.27, 0.47, 0.33, 0.47, 0.25, and 0.22

1) What's the mean, round to 3 decimal places as needed.

2) What's sample standard deviation, round to 3 decimal places as needed.

3) What's the median, round to 3 decimal places as needed.

4) What's sample variance, round to 3 decimal places as needed.

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