Question
Biology Question on General Science
Which formula is applied to tests whose items are scored in dischotomous fashion such as right or wrong, true or false etc?
A
Split-half formula
B
Cronbach's Alpha
C
Spearman-Brown formula
D
K-R 20 formula
Answer
K-R 20 formula
Explanation
Solution
The correct answer is (D) : K-R 20 formula.