post midterms

Question 1

planned comparisons vs post hoc tests

Answer 1

planned comparisons are designed before the data are collected, and the hypothesis they test tend to be more specific than post hoc test hypothesis

in comparison, post hoc tests are decided upon after the experiment and, in the case of a one way between subjects ANOVA, used if three or more means were compared

Question 2

two types of planned comparisons

Answer 2

orthogonal and non orthogonal