Compound probability
Flashcard
•
Mathematics
•
9th Grade
•
Hard
+2
Standards-aligned
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15 questions
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1.
FLASHCARD QUESTION
Front
What is compound probability?
Back
Compound probability refers to the probability of two or more events happening at the same time. It can be calculated using the multiplication rule for independent events or the addition rule for mutually exclusive events.
Tags
CCSS.HSS.CP.B.7
2.
FLASHCARD QUESTION
Front
How do you calculate the theoretical probability of an event?
Back
Theoretical probability is calculated by dividing the number of favorable outcomes by the total number of possible outcomes. Formula: P(Event) = Number of favorable outcomes / Total number of outcomes.
Tags
CCSS.7.SP.C.7B
3.
FLASHCARD QUESTION
Front
If a bag contains 3 red marbles, 2 blue marbles, 4 green marbles, and 1 yellow marble, what is the probability of pulling a red marble?
Back
P(Red) = 3/10.
Tags
CCSS.7.SP.C.7B
4.
FLASHCARD QUESTION
Front
What is the probability of flipping a nickel three times and getting all tails?
Back
P(All tails) = (1/2)^3 = 1/8.
5.
FLASHCARD QUESTION
Front
What is the probability of selecting a yellow gummy bear followed by a red gummy bear from a bag containing 4 red, 5 green, and 3 yellow gummy bears?
Back
P(Yellow then Red) = (3/12) * (4/11) = 1/11.
6.
FLASHCARD QUESTION
Front
What is the formula for calculating the probability of two independent events A and B occurring?
Back
P(A and B) = P(A) * P(B).
Tags
CCSS.HSS.CP.A.2
CCSS.HSS.CP.A.4
7.
FLASHCARD QUESTION
Front
What is the probability of selecting a dark chocolate followed by a caramel from a jar containing 12 caramels, 7 mints, and 16 dark chocolates?
Back
P(Dark Chocolate then Caramel) = (16/35) * (12/34).
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