A hypothesis test for a binomial proportion is carried out at the 5% significance level, using a random sample from a large population.
Explain what is meant by the significance level of the test.
Explain why the conclusion of the test is a statement about the population and not about the sample.
State the effect on the conclusion of using a 1% significance level instead of a 5% level, when the p-value of the test is 0.03.
32 exam-style questions on WJEC A Level Maths 2.5.1 Statistical hypothesis testing. Each one has a worked solution and a mark scheme showing where the marks go.