Discrete Probability Distributions
Quiz
•
Mathematics
•
12th Grade
•
Medium
+9
Standards-aligned
Trish James
Used 25+ times
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24 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Classify: The numbers of cheeseburgers a fast-food restaurant serves each day
2.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
A stockbroker estimates that at the end of the year, there is a 40% chance a stock will be worth $50, a 35% chance it will be worth $60 and a 25% chance it will be worth $70.
What expected value does this broker assign to this stock's end-of-the-year price?
Tags
CCSS.HSS.MD.A.2
CCSS.HSS.MD.A.3
CCSS.HSS.MD.B.5
3.
MULTIPLE CHOICE QUESTION
3 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
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Classify: The time it takes for a light bulb to burn out.
Discrete
Continuous
Tags
CCSS.HSS.ID.A.1
CCSS.HSS.MD.A.1
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Is this a probability distribution?
No
Yes
Tags
CCSS.HSS.MD.A.1
CCSS.HSS.MD.A.2
CCSS.HSS.MD.A.3
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Is this a probability distribution?
Tags
CCSS.HSS.MD.A.1
CCSS.HSS.MD.A.2
CCSS.HSS.MD.A.3
7.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
The table represents the probability of guessing correct on a 5 question true-false quiz. Find the mean and the standard deviation.
μ = .4; σ = 7.5
μ = 2.5; σ = 1.1
μ = 3; σ = 1.3
μ = .1; σ = 0
Tags
CCSS.HSS.ID.A.4
CCSS.HSS.MD.A.2
CCSS.HSS.MD.A.3
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