Expected Value

Expected Value

10th - 12th Grade

10 Qs

quiz-placeholder

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Expected Value

Assessment

Quiz

Mathematics

10th - 12th Grade

Medium

CCSS
HSS.MD.A.2, HSS.MD.A.1, HSS.MD.A.3

+1

Standards-aligned

Created by

Jordan Vaughan

Used 78+ times

FREE Resource

10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Eva flips a coin. If she gets heads, she wins $4. If she gets tails, she loses $3. What is her expected value of a coin flip?

$1

$0.50

-$0.50

$0

Tags

CCSS.HSS.MD.A.2

CCSS.HSS.MD.A.3

CCSS.HSS.MD.B.5

2.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

If the expected value is negative, are you expected to win?
yes
no

Answer explanation

If the result is negative you will expect to lose money.

Tags

CCSS.HSS.MD.A.2

CCSS.HSS.MD.A.3

CCSS.HSS.MD.B.5

3.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

You roll a standard die. You win $12 if you roll a six, $6 if you roll a one, and $0 if you roll anything else. What is the expected value of a single roll?

$3

$18

$9

$2

Answer explanation

P(6) x $12 + P(1) x $6 - P(2 or 3 or 4 or 5) x $0

1/6 x $12 + 1/6 x $6 - 4/6 x $0

$2 + $1 = $3

Tags

CCSS.HSS.MD.A.2

CCSS.HSS.MD.A.3

CCSS.HSS.MD.B.5

4.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Media Image

Find the mean (expected value) of the probability distribution.

85

83.2

87.1

84.4

Tags

CCSS.HSS.MD.A.2

CCSS.HSS.MD.A.3

CCSS.HSS.MD.B.5

5.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Media Image
Choose an American household at random. What is the expected number of cars for that household?
1.75
1.84
2.00
2.50

Tags

CCSS.HSS.MD.A.1

CCSS.HSS.MD.A.2

CCSS.HSS.MD.A.3

CCSS.HSS.MD.B.5

6.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

In a certain community, 30% of households have 1 child, 43% have 2 children, and 27% have 3 children. If a household is selected at random, what is the expected number of children in that household?

2.00
2.13
1.97
1.27

Tags

CCSS.HSS.MD.A.2

CCSS.HSS.MD.A.3

7.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Media Image
Find the expected value. READ CAREFULLY!
4.5
25.5
3.825
6.52

Tags

CCSS.HSS.MD.A.2

CCSS.HSS.MD.A.3

CCSS.HSS.MD.B.5

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