research methods Flashcards
1
Q
nominal data
A
categories (male or female)
2
Q
ordinal data
A
ordered and ranking not equal
3
Q
interval data
A
along a scale with equal intervals - seconds cm
4
Q
A
5
Q
Type 1 error
A
Reject null hypothesis accept alternative hypothesis - significant but could be due to chance
False positive significance level too lenient p>0.10
6
Q
Type 2 error
A
Null hypothesis accepted but should be reject because alternative hypothesis is in fact true
False negative
Significance level is too strict p<0.01
