Hypothesis Testing (Binomial Distribution) (Edexcel A-Level Mathematics): Flashcards
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What is a null hypothesis ()?
What is a null hypothesis ()?
is the initial assumption we believe to be true.
What does the alternative hypothesis () represent?
What does the alternative hypothesis () represent?
represents the claim that differs from .
What is the significance level?
What is the significance level?
It's the threshold for rejecting the null hypothesis.
What is meant by a one-tail test?
What is meant by a one-tail test?
Only one end of the distribution is tested.
What is the rejection region?
What is the rejection region?
It’s where we reject the null hypothesis.
How do we calculate a binomial probability?
How do we calculate a binomial probability?
Use the binomial formula for .
What does 'Reject ' indicate?
What does 'Reject ' indicate?
There's sufficient evidence against the null hypothesis.
What determines the critical value in hypothesis testing?
What determines the critical value in hypothesis testing?
The significance level and sample size affect the critical value.
What is a two-tailed test?
What is a two-tailed test?
Both ends of the distribution are tested for differences.
What happens if significance level?
What happens if significance level?
Do not reject the null hypothesis.