Sample Space
Entire set of possible outcomes
Outcome
a possible result
Event
Collection of outcomes or a subset of the sample space
ALL probabilities are numbers between…
0-1
μ
population mean
X bar
Sample mean
s
Sample standard dev
O
population standard dev
pooled
population standard dev are equal
un-pooled
population standard deviation are equal
Anova does/doesnt tell you where the differences may be
doesn’t