Levels Of Measurement Flashcards
1
Q
what is nominal data
A
categories
2
Q
what is ordinal data
A
data is ranked
3
Q
what is interval/ratio data
A
precise standardised units
4
Q
whats the difference between interval and ratio data
A
interval data has no true 0
5
Q
a result is significant if
A
there is a low probability that the result has occured due to chance
6
Q
whats the signficance level in psychology
A
p < 0.05
7
Q
whats the mnemonic for the statistical test table
A
carrots should come mashed with suede under roast potatoes
8
Q
give the protocol for the statisitical test table
A
- left side = nominal, ordinal, interval/ratio
- first two columns = difference at top with independant measures then repeated measures
- right column = correlation
