Question: For X having the density in Exercise 6.55. Find (a) P(X > .8) (b) P(.4 X .8) (c) P(.4 < X < .8).

For X having the density in Exercise 6.55. Find 

(a) P(X > .8) 

(b) P(.4 ≤ X ≤ .8) 

(c) P(.4


Data from in Exercise 6.55

Determine (a) the median and (b) the quartiles for the distribution shown in the following illustration.

f(x) 1 0 1 x

f(x) 1 0 1 x

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