# Statistical hypothesis testing: Quiz

Question 1: In ________, a result is called statistically significant if it is unlikely to have occurred by chance.
Mathematical statisticsRegression analysisStatisticsProbability

Question 2: The second step is to consider the assumptions being made in doing the test; for example, assumptions about the ________ or about the form of the distributions of the observations.
Continuous probability distributionVarianceExpected valueIndependence (probability theory)

Question 3: Statistical hypothesis testing is a key technique of frequentist ________, and is widely used, but also much criticized.
George E. P. BoxRegression analysisStatistical inferenceRonald Fisher

Question 4: Given a ________ for one or more parameters, sample evidence can be used to generate an updated posterior distribution.
Bayesian probabilityKullback–Leibler divergenceLikelihood functionPrior probability

Question 5: The distribution associated with the null hypothesis was the ________ familiar from coin flipping experiments.
Normal distributionNegative binomial distributionPoisson distributionBinomial distribution

Question 6: The phrase "test of significance" was coined by ________: "Critical tests of this kind may be called tests of significance, and when such tests are available we may discover whether a second sample is or is not significantly different from the first."
George E. P. BoxFrank YatesFactorial experimentRonald Fisher

Question 7: However, other approaches to reaching a decision based on data are available via ________ and optimal decisions.
CyberneticsDecision theoryControl theoryInformation theory

Question 8: That is, cause the ________ to be rejected in favor of the alternative hypothesis.
Type I and type II errorsBayesian inferenceNull hypothesisStatistical hypothesis testing

Question 9: The first one is called ________, and is for the time being accepted.
Type I and type II errorsNull hypothesisStatistical hypothesis testingBayesian inference

Question 10: The critical region of a ________ is the set of all outcomes which, if they occur, will lead us to decide that there is a difference.
Multiple comparisonsStatistical hypothesis testingConfidence intervalNormal distribution