| Tag | Value |
|---|---|
| file | Inferential_Statistics_vufsw-confidence_level-1120-en_vufsw-confidence_level-1120-en |
| name | vufsw-confidence level-1120-en |
| section | inferential statistics/confidence intervals/confidence level |
| type | schoice |
| solution | TRUE, FALSE, FALSE, FALSE |
| Type | conceptual |
| Program | NA |
| Language | English |
| Level | statistical literacy |
The confidence interval of a proportion is estimated from a sample of 15 people. What is the z or the t-value that is used for the 99%-confidence interval?