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8.01 Experimental probability

Interactive practice questions

If the relative frequency of an event is $1$1, the event:

happened for most of the trials

A

didn’t happen

B

happened on each trial

C
Easy
< 1min

A bag contains $24$24 red marbles and $26$26 blue marbles.

Easy
< 1min

Mohamad watched cars drive past his house over five minutes. In this time $12$12 cars went by, and $10$10 of those cars were white.

What is the experimental probability of a car being coloured white?

Easy
< 1min

Rosey has a bag with $2$2 red balls, $2$2 blue balls, and $2$2 green balls in it. She took a ball out of the bag and returned it $36$36 times.

Easy
1min
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Outcomes

VCMSP321

List all outcomes for two-step chance experiments, both with and without replacement using tree diagrams or arrays. Assign probabilities to outcomes and determine probabilities for events.

VCMSP322

Calculate relative frequencies from given or collected data to estimate probabilities of events involving 'and' or 'or'.

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