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Subjects / JC Mathematics / Statistics and Probability

Probability

Find probabilities of equally likely outcomes and use relative frequency to estimate probability.

1st Year2nd Year HigherOrdinary
Helps to know first: Counting and outcomes, Fractions
15practice questions

Match the pairs: 1 · Multiple choice: 5 · Numeric answer: 6 · Put in order: 1 · Short answer: 1 · Written answer (self/teacher assessed): 1

Each question has up to three hints, a worked explanation, and is tracked in your progress and review plan.

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Numeric answer
A bag contains 6 red sweets and 2 blue sweets. One sweet is taken at random. Find the probability that it is red. (You may give a fraction.)
Whole numbers, decimals (2.5) or fractions (3/4).
Hint 1

P(red) = number of red ÷ total number of sweets.

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