The critical value for a 2-tailed independent t-test with two groups of 15 people (alpha .01) is: /- 1.960 /- 2.763 /- 2.878 /- 2.101

Evaluate the integral. (sec2(t) i t(t2 1)8 j t7 ln(t) k) dt

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Ahigh school has 3636 players on the football team. the summary of the players' weights is given in the box plot. approximately, what is the percentage of players weighing less than or equal to 225225 pounds?