Which of the following is a characteristic of skewed distributions such as chi-square and F?

A) Only the upper tail is of interest to statisticians

B) They tend to pile up against an absolute upper limit

C) They never approach normalcy

D) The critical values cutting off the identical areas of the upper and lower tails have differing absolute values

21

step-by-step explanation:

11.2

step-by-step explanation:

when doing tangent the tangent of the angle is equal to the opposite side from the angle over the adjacent side to the angle.

tan43 = x / 12

move 12 over by multiplying each side by 12

12tan43 = x

x = about 11.2

3/20

step-by-step explanation:

well, there are 20 outcomes, and 3 of them you want. so, 3/20