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Statistical Distributions

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Question 6

A fair 6 sided spinner has sides numbered 1, 2, 3, 4, 5 and 6.

a.

Write down the name of the distribution that can be used to model the number the spinner lands on from each spin.

[1]
b.

The spinner is spun 24 times. The random variable X X\,X represents the number of times the spinner lands on 5. Find the probability that the spinner lands on 5 exactly 4 times.

[2]
c.

Find P(2≤X<5)P(2 \leq X < 5)P(2≤X<5)

[3]
Markscheme

Statistical Distributions Questions

  1. AS Level
  2. /Maths
  3. /Statistical Distributions

57 exam-style questions on Edexcel AS Level Maths Statistical Distributions, covering 6.1 Probability Distributions, 6.2 The Binomial Distribution, and 6.3 Cumulative Probabilities. Each one has a worked solution and a mark scheme showing where the marks go.

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