Tag | Value |
---|---|
file | Descriptive-statistics_uva-standard-deviation-490-en_uva-standard-deviation-490-en |
name | uva-standard-deviation-490-en |
section | Descriptive statistics/Summary Statistics/Measures of Spread/Standard Deviation |
type | schoice |
solution | TRUE, FALSE, FALSE, FALSE |
Type | Calculation |
Language | English |
Level | Statistical Literacy |
IRT-Difficulty | 4.195 |
p-value | 0.0856 |
Of 5 nurses, their attitudes before and after a given intervention was measured with the following results:______ BEFORE: 46, 38, 30, 42, 41. AFTER: 43, 43, 37, 39, 45. The estimated standard deviation of the mean difference between the post-measurement and pre-measurement is equal to: