| Tag | Value |
|---|---|
| file | Inferential_Statistics_uva-confidence-level-858-en_uva-confidence-level-858-en |
| name | uva-confidence-level-858-en |
| section | Inferential Statistics/Confidence Intervals/Confidence level |
| type | schoice |
| solution | FALSE, FALSE, TRUE |
| Type | Conceptual |
| Language | English |
| Level | Statistical Literacy |
| IRT-Difficulty | 4.463 |
| p-value | 0.0222 |
It examines how many people would answer yes when asked whether they ever feel depressed. The percentage who answered with “yes. answers is 33% from a sample of 350 randomly asked people. The researchers want to know if the percentage exceeds 30%. To that end they set the null hypothesis at H0: p0 = 30%. From what percentage can the null hypothesis be rejected when a significance level is used of 2.5%?