Description
Cochran's Q test is
- H0: The treatments are equally effective.
- Ha: There is a difference in effectiveness among treatments.
The Cochran's Q test statistic is
where
- k is the number of treatments
- X• j is the column total for the jth treatment
- b is the number of blocks
- Xi • is the row total for the ith block
- N is the grand total
Read more about this topic: Cochran's Q Test
Famous quotes containing the word description:
“An intentional object is given by a word or a phrase which gives a description under which.”
—Gertrude Elizabeth Margaret Anscombe (b. 1919)
“God damnit, why must all those journalists be such sticklers for detail? Why, theyd hold you to an accurate description of the first time you ever made love, expecting you to remember the color of the room and the shape of the windows.”
—Lyndon Baines Johnson (19081973)
“It [Egypt] has more wonders in it than any other country in the world and provides more works that defy description than any other place.”
—Herodotus (c. 484424 B.C.)