3 Matching Annotations
- May 2020
-
stats.libretexts.org stats.libretexts.org
-
If α>p-valueα>p-value\alpha > p\text{-value}, reject H0H0H_{0}.
If p is low, the null must go.
-
Suppose you make an assumption about a property of the population (this assumption is the null hypothesis). Then you gather sample data randomly. If the sample has properties that would be very unlikely to occur if the assumption is true, then you would conclude that your assumption about the population is probably incorrect.
Rare Event Rule
-
-
stats.libretexts.org stats.libretexts.org
-
use = in the null hypothesis, even with > or < as the symbol in the alternative hypothesis.
always.
-