Geometry Honors TNReady Flashcard 5

Front

What is probability?

Back

Probability is a measure of the likelihood that an event will occur, expressed as a number between 0 and 1.

Front

How do you calculate the probability of an event?

Back

Probability of an event = (Number of favorable outcomes) / (Total number of outcomes).

Front

What is the probability of rolling a number greater than or equal to 6 on a standard die?

Back

Front

What is the formula for the surface area of a sphere?

Back

Front

If a student plays an instrument or a sport, how do you find the probability of selecting such a student?

Back

Use the formula: P(A or B) = P(A) + P(B) - P(A and B).

Front

What does it mean for events to be independent in probability?

Back

Two events are independent if the occurrence of one does not affect the occurrence of the other.

Front

What is the probability of selecting a female who likes a Toyota if the probability is given as 0.6774?

Back

This means that 67.74% of the individuals who like a Toyota are female.

Front

How do you express probability as a decimal?

Back

Probability can be expressed as a decimal by dividing the number of favorable outcomes by the total number of outcomes.

Front

What is the probability of choosing a student who plays an instrument given that 13 out of 20 students play an instrument?

Back

Front

What is the relationship between fractions and probabilities?

Back

Probabilities can be expressed as fractions, where the numerator is the number of favorable outcomes and the denominator is the total outcomes.