Question
2. Consider the following probability distribution:
.4
-1
0
2
4
p(x) 0.020.07 0.10 0.15 0.300.180.10 0.06 0.02
a) Calculate μ,02, and σ
b) Graph p(x). Locate μμ-2, and μ + 2σ on the graph. I
c) What is the probability the x is in the interval μ 2a?
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2. Consider the following probability distribution: .4 -1 0 2 4 p(x) 0.020.07 0.10 0.15 0.300.180.10 0.06 0.02 a) Calculate μ,02, and σ b) Graph p(x). Locate μμ-2, and μ + 2σ on the graph. I c) What is the probability the x is in the interval μ 2a?

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