Question: Consider the probability distributions shown here: LO9 x 3 4 5 p(x) .3 .4 .3 y 3 4 5 p(y) .1 .8 .1 a. Use

Consider the probability distributions shown here: LO9 x 3 4 5 p(x) .3 .4 .3 y 3 4 5 p(y) .1 .8 .1

a. Use your intuition to find the mean for each distribution.

How did you arrive at your choice?

b. Which distribution appears to be more variable? Why?

c. Calculate m and s2 for each distribution. Compare these answers with your answers in parts a and b.

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