| Tag | Value |
|---|---|
| file | Descriptive-statistics_uva-mean-206-en_uva-mean-206-en |
| name | uva-mean-206-en |
| section | Descriptive statistics/Summary Statistics/Measures of Location/Mean |
| type | schoice |
| solution | FALSE, TRUE, FALSE |
| Type | Calculation |
| Language | English |
| Level | Statistical Literacy |
| IRT-Difficulty | 0.418 |
| p-value | 0.9113 |
The mean of X is 5 and the standard deviation of X is 1. A new variable Z is created using the formula Z = (X - 5)/1. The mean of Z is