AnswersCREDIT RE-SEAT MNPS Integrated Math III IC S2 26-27Expected Value

Expected Value Answers

25 verified answers5 views
1
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C =

Answer:

1/4

2
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B =

Answer:

1/2

3

The expected value in this case means .

A
if you flip a coin twice, heads will turn up 1 time
B
after repeated trials of flipping a coin twice, the average number of times heads will turn up is 1
C
after repeated trials of flipping a coin twice, the average number of times heads will turn up is 1/2
4

d =

Answer:

4

5

e =

Answer:

-1

6

f =

Answer:

4

7

g =

Answer:

-1

8

The expected value of the number of points won on a spin is .

A
–0.25 points
B
0 points
C
0.5 points
D
1 point
E
1.25 points
9

C =

Answer:

1/4

10

a =

Answer:

4

11

a = b = c =

Answer:

9

12

P(GG) =

Answer:

4/9

13

P(GY) =

Answer:

2/9

14

The expected value for the number of heads is .

A
0
B
0.5
C
1
D
1.5
E
2
15

b =

Answer:

4

16

a = b = c =

Answer:

48

17

P(YY) =

Answer:

1/9

18

For Derek, E(X) = .

Answer:

-1/9

19

c =

Answer:

-1

20

a = b = c =

Answer:

-1

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