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Statistical Distributions

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Question 1
67%

A discrete random variable X X\,X has the probability function:

xxx0123
P(X=x)P(X=x)P(X=x)0.2aaa0.30.25
a.

Find the value of aaa

[1]
b.

Find P(X>1.2)P(X > 1.2)P(X>1.2)

[1]
c.

Construct a table for the cumulative distribution F(x)F(x)F(x)

[2]

Statistical Distributions Questions

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

Practise Edexcel AS Level Maths Statistical Distributions with exam-style questions for AS Level Maths. 15 questions covering Probability Distributions, The Binomial Distribution, and Cumulative Probabilities, matched to the Edexcel AS Level Maths (8MA0) specification and written in Paper 1 and Paper 2 style. Every question includes a full worked solution and mark scheme, so you can see where marks are awarded rather than just whether you got the answer right.

Question bank

Data Collection
Measures of Location and Spread
Representations of Data
Correlation
Probability
Statistical Distributions
Hypothesis Testing