| Tag | Value |
|---|---|
| file | Inferential_Statistics_uva-confidence-level-860-en_uva-confidence-level-860-en |
| name | uva-confidence-level-860-en |
| section | Inferential Statistics/Confidence Intervals/Confidence level |
| type | schoice |
| solution | TRUE, FALSE, FALSE |
| Type | Conceptual |
| Language | English |
| Level | Statistical Literacy |
| IRT-Difficulty | 3.742 |
| p-value | 0.164 |
It examines how many people would answer yes when asked whether they ever feel depressed. The percentage who answered with “yes. answers is 28% from a sample of 350 randomly asked people. The researchers want to know if the percentage is greater than 20%. To that end they set the null hypothesis at H0: p0 = 20%. From what percentage can the null hypothesis be rejected when a significance level is used of 2.5%?