Flashcard 01 - Probability - Class 7

Front

What is probability?

Back

Probability is the chance that some event will occur.

Front

What is the range of probability values?

Back

Probability can be expressed as a number between 0 and 1.

Front

What is the probability of spinning a number less than 2 if the options are 0, 1, 2, 3, 4, 5?

Back

1/5

Front

What does it mean if an event is described as 'impossible'?

Back

An impossible event has a probability of 0.

Front

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

Back

A certain event has a probability of 1.

Front

What is the probability of spinning red if the options are red, blue, and green with respective probabilities of 5/12, 3/12, and 4/12?

Back

5/12

Front

If you flip a fair coin, what is the probability of it landing heads up?

Back

The probability is 1/2.

Front

What does 'even chance' mean in probability?

Back

It means the event has a probability of 1/2, or 50% chance of occurring.

Front

What is the probability of rolling a 3 on a standard six-sided die?

Back

1/6

Front

What is the probability of drawing a heart from a standard deck of cards?

Back

1/4