Topic 5: Statistical Inference
Lesson 5.5: First Hypothesis Tests, Errors And Power — Quiz
Test your understanding of lesson 5.5: first hypothesis tests, errors and power with 5 practice questions.
Practice Questions
Question 1
What is the null hypothesis when testing a binomial proportion where the claimed proportion is $0.5$?
Question 2
In hypothesis testing, what does a Type I error represent?
Question 3
What is the power of a hypothesis test?
Question 4
If the significance level ($\alpha$) is set to $0.05$, what does this imply about the risk of a Type I error?
Question 5
When using a normal approximation to test a binomial proportion, what is the condition that must be satisfied?