Ch. 5: Validity Issues in Research Design Flashcards
1
Q
null hypothesis
A
predicts that there is no relationship between the variables in a study
2
Q
alternative hypothesis
A
states that there is some true relationship
between the variables
3
Q
Type I error
A
incorrectly concluding that a true relationship exists
4
Q
Type II error
A
incorrectly conclude that there is no relationship
5
Q
statistical power
A
the probability of correctly deciding that there is a true relationship, if indeed a true relationship exists
