Tag | Value |
---|---|
file | Inferential_Statistics_uva-one-sample-mean-867-en_uva-one-sample-mean-867-en |
name | uva-one-sample-mean-867-en |
section | Inferential Statistics/Parametric Techniques/t-test/One sample mean |
type | schoice |
solution | FALSE, FALSE, TRUE |
Type | Calculation |
Language | English |
Level | Statistical Literacy |
IRT-Difficulty | 4.333 |
p-value | 0.064 |
One wants to test the hypothesis that the average IQ of Utrecht politicians is 110, against the alternative that the average is higher. In a random sample of 23 politicians from Utrecht, the mean IQ is calculated to be 116 with a standard deviation of 15. the mean IQ is 116 with a standard deviation of 15. It is assumed that IQ is normally distributed. The null hypothesis can now be rejected at a significance level of