hypothesis testing
/haɪˌpɒθəsɪs ˈtestɪŋ/
a procedure for deciding between competing claims about a population
hypothesis testing in a sentence
“Hypothesis testing revealed the drug was more effective than placebo.”
Origin of hypothesis testing
Greek hypothesis foundation + test
Related Words
null hypothesis
the default assumption that there is no effect or difference
p-value
the probability of observing results as extreme as the data, assuming the null hypothesis
confidence interval
a range of values likely to contain the true population parameter
significance
the quality of being statistically unlikely to occur by chance
power
the probability of correctly rejecting a false null hypothesis
type I error
incorrectly rejecting a true null hypothesis (false positive)