Asked by Chloe

DO I NEED TO USE 2-TAILED OR 2-TAILED RESULTS? WHY?
A researcher believed that 2 hours per week of intensive exercise would result in significant weight loss after 12 weeks on the schedule. Accordingly, he weighed a group of 50 subjects before and after the 12 week exercise period.

Answers

Answered by bobpursley
I would use a one tailed result. http://en.wikipedia.org/wiki/One-_and_two-tailed_tests
Answered by Nope
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