| Tag | Value |
|---|---|
| file | Descriptive-statistics_uva-standard-deviation-259-en_uva-standard-deviation-259-en |
| name | uva-standard-deviation-259-en |
| section | Descriptive statistics/Summary Statistics/Measures of Spread/Standard Deviation |
| type | schoice |
| solution | FALSE, TRUE, FALSE, FALSE |
| Type | Calculation |
| Language | English |
| Level | Statistical Literacy |
| IRT-Difficulty | 4.238 |
| p-value | 0.0784 |
The variable X is given to have a mean of 45 and a standard deviation of 12. The variable is standardized by subtracting 45, then dividing by 12. The standard deviation of this standardized variable is then equal to: