Probability Skills Check #1

Front

What is the likelihood that an event will occur?

Back

Probability

Front

What is a tree diagram useful for in a probability experiment?

Back

Determining possible outcomes

Front

What is the probability of spinning red on a spinner and picking a red marble from a bag containing 2 red, 3 green, and 3 blue marbles?

Back

1/16

Front

What is the probability of rolling an odd number on a standard die twice?

Back

1/4

Front

What is the probability that a student has a brother given that they do not have a sister?

Back

7/10

Front

Define 'outcome' in the context of probability.

Back

An outcome is a possible result of a probability experiment.

Front

What is an 'experiment' in probability?

Back

An experiment is a procedure that yields one or more outcomes.

Front

What does it mean if an event is 'certain'?

Back

A certain event is one that is guaranteed to happen, with a probability of 1.

Front

What is the formula for calculating the probability of an event?

Back

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

Front

What is the probability of getting heads in a single coin toss?

Back

1/2