Hypothesis testing Flashcards
1
Q
alpha
A
probability of Type I error
statistical significance level
2
Q
type I error
A
probability of deciding alternative hypothesis is true but null is actually true
3
Q
beta
A
probability of Type II error
power = 1 - beta
4
Q
type II error
A
probability of deciding null is true but alternative is true
5
Q
degree of freedom
A
measure amount of information that is available to estimate
n-1
