I need help on 1-7 some one please help me

1) -9

2)0.1 repeating (i think?)

3)1.3

4)0.037 repeating

5)4

6)2.9

7)8

false

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answer: expected value of x = 1.0

step-by-step explanation:

p(x=0) = 0.25

p(x=1) = 0.50

p(x=2) = 0.25

expected value for x = 0×0.25 + 1×0.5 + 2×0.25 = 1.0