
Expected Value and Probability Concepts

Interactive Video
•
Mathematics
•
9th - 10th Grade
•
Hard

Thomas White
FREE Resource
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9 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the main topic discussed in the video?
Probability theory basics
The history of gambling
Calculating expected value in a game of chance
How to win a lottery
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How many numbers does the computer select in the game?
Four
Six
Three
Five
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the cost to play the game?
$2
$1
$10
$5
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the probability of matching the first number?
1/10
1/5
1/100
1/20
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why are the events considered independent?
Because the numbers are drawn with replacement
Because the numbers are drawn in sequence
Because the numbers are drawn randomly
Because the numbers are drawn without replacement
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the probability of matching all five numbers?
1/100000
1/1000
1/100
1/10000
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the total gain if all five numbers are matched?
$102,000
$100,200
$100,002
$100,000
8.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the expected value of playing the game?
-$2
$1
-$1
$0
9.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does a negative expected value indicate?
A loss
Breaking even
A win
A profit
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