Two Way Table Probability

Flashcard
•
Mathematics
•
9th - 12th Grade
•
Hard
+4
Standards-aligned
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15 questions
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1.
FLASHCARD QUESTION
Front
What is a two-way table?
Back
A two-way table is a statistical table that displays the frequency distribution of two categorical variables, allowing for the analysis of the relationship between them.
Tags
CCSS.8.SP.A.4
2.
FLASHCARD QUESTION
Front
How do you calculate the probability of an event using a two-way table?
Back
To calculate the probability of an event, divide the number of favorable outcomes by the total number of outcomes represented in the table.
Tags
CCSS.8.SP.A.4
3.
FLASHCARD QUESTION
Front
What does it mean if two events are independent in probability?
Back
Two events are independent if the occurrence of one event does not affect the probability of the other event occurring.
Tags
CCSS.HSS.CP.A.2
CCSS.HSS.CP.A.4
4.
FLASHCARD QUESTION
Front
What is the formula for calculating the probability of the union of two events?
Back
P(A or B) = P(A) + P(B) - P(A and B) where A and B are two events.
Tags
CCSS.HSS.CP.B.7
5.
FLASHCARD QUESTION
Front
What is the probability that a randomly selected student plays sports and does not participate in community service if the probability is 0.1484?
Back
The probability is 0.1484.
6.
FLASHCARD QUESTION
Front
How do you find the probability of a student being male from a two-way table?
Back
Count the number of male students and divide by the total number of students in the table.
Tags
CCSS.8.SP.A.4
7.
FLASHCARD QUESTION
Front
What is the significance of the total row and column in a two-way table?
Back
The total row and column provide the sums of the frequencies for each category, which are essential for calculating probabilities.
Tags
CCSS.8.SP.A.4
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