Expected Value
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Expected Value
Quiz
•
Mathematics
•
10th - 12th Grade
•
Medium
+1
Standards-aligned
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
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
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
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?
Tags
CCSS.HSS.MD.A.2
CCSS.HSS.MD.A.3
7.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Tags
CCSS.HSS.MD.A.2
CCSS.HSS.MD.A.3
CCSS.HSS.MD.B.5
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