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Middle Years

12.06 Experimental probability

Interactive practice questions

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

What is the probability of drawing a red marble?

Less than a minute

If the probability of an event is $\frac{3}{4}$34, how many times would you expect it to occur in $76$76 trials?

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

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?

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