Binomial distributions (AQA GCSE Statistics): Quizzes
📚Quizzes
Practise the questions
10 questions from this quiz
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Practise the questions
10 questions from this quiz
When is binomial expansion more useful than probability trees?
When is binomial expansion more useful than probability trees?
For multiple independent trials
What is the coefficient of p^2q^2 in the expansion of (p+q)^4?
What is the coefficient of p^2q^2 in the expansion of (p+q)^4?
6
What does B(n, p) represent?
What does B(n, p) represent?
Binomial distribution
What is the mean of a binomial distribution?
What is the mean of a binomial distribution?
np
Which condition is NOT required for binomial?
Which condition is NOT required for binomial?
More than two outcomes
How do you find coefficients in expansions?
How do you find coefficients in expansions?
Using nCr function
What is P(X = 2) for B(4, 0.4)?
What is P(X = 2) for B(4, 0.4)?
0.3456
What does 'at least' mean in probability?
What does 'at least' mean in probability?
Greater than or equal to
What is the probability of failure q?
What is the probability of failure q?
1 - p
What is the coefficient of p^3q^2 in the expansion of (p+q)^5?
What is the coefficient of p^3q^2 in the expansion of (p+q)^5?
20