4.00 Probability Pretest

Front

What is probability?

Back

Probability is the chance that some event will occur.

Front

What is the probability of spinning red if the outcome is certain?

Back

1

Front

What fraction of breakfast-eaters are 10-13 years old if there are 40 out of 47?

Back

40/47

Front

How many males have a Masters/Doctoral Degree if the answer is 3?

Back

3

Front

What percent of those surveyed are 10-13 year olds who eat breakfast if the answer is about 44%?

Back

About 44%.

Front

If the probability of an event is 0, what does that mean?

Back

It means the event will not occur.

Front

If the probability of an event is 1, what does that mean?

Back

It means the event is certain to occur.

Front

What is the formula for calculating probability?

Back

Probability = (Number of favorable outcomes) / (Total number of outcomes)

Front

What is an example of a certain event in probability?

Back

Flipping a coin and getting either heads or tails.

Front

What is an example of an impossible event in probability?

Back

Rolling a 7 on a standard 6-sided die.