Question: Consider the probability distribution for the random variable LO9 x shown here: x 10 15 20 25 30 35 p(x) .05 .20 .30 .25 .10

Consider the probability distribution for the random variable LO9 x shown here:

x 10 15 20 25 30 35 p(x) .05 .20 .30 .25 .10 .10

a. Find m, s2, and s.

b. Graph p1x2.

c. Locate m and the interval m { 2s on your graph. What is the probability that x will fall within the interval m { 2s?

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