Inference
Hypothesis test & p-value
15 min
Learning goals
- •You can formulate the null and alternative hypothesis.
- •You can interpret the p-value correctly.
- •You understand the relationship between α, the test statistic, and the decision.
Null hypothesis
0.5
1.0
30
0.05
Test statistic z:2.739
p-value:0.0062
Decision:Reject H₀
Rejection region (α)
observed test statistic