Binomial distribution (HSC SSCE Mathematics Extension 1): Quizzes
📚Quizzes
Practise the questions
10 questions from this quiz
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Practise the questions
10 questions from this quiz
What does the binomial distribution model?
What does the binomial distribution model?
Successes in independent trials
What is a Bernoulli trial?
What is a Bernoulli trial?
An experiment with two outcomes
What does 'n' represent in binomial distribution?
What does 'n' represent in binomial distribution?
Number of trials
How does increasing 'p' affect the distribution?
How does increasing 'p' affect the distribution?
Skews it right
What is the formula for mean in binomial distribution?
What is the formula for mean in binomial distribution?
np
What does the binomial coefficient represent?
What does the binomial coefficient represent?
Ways to choose successes
What happens when 'p' equals 0.5?
What happens when 'p' equals 0.5?
Is symmetrical
What is the variance formula in binomial distribution?
What is the variance formula in binomial distribution?
np(1-p)
What is a limitation of binomial distribution?
What is a limitation of binomial distribution?
Independent trials required
What does the probability mass function calculate?
What does the probability mass function calculate?
Probability of successes