levels of measurement Flashcards
1
Q
what is nominal data?
A
- catergories
1
Q
what catergories can quantitative data be divided into?
A
nominal, ordinal or interval
2
Q
what is ordinal data?
A
- ranking , no equal intervals between each unit
3
Q
what is the measure of central tendency and measure of dispersion for nominal data?
A
mode, n/a
3
Q
what is interval data?
A
- based on numerical scales which are standerdised equal units
3
Q
what is the measure of central tendency and measure of dispersion for interval data?
A
mean, standard deviation
4
Q
what is the measure of central tendency and measure of dispersion for ordinal data?
A
median, range
