Statistics 2. Quantitative (Numerical) (measurements and counts). Qualitative (categorical) (define groups). Continuous. Discrete. Categorical (no idea of order). Ordinal (fall in natural order). We are only going to consider quantitative variables in this AS. Variables.
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(measurements and counts)
(no idea of order)
(fall in natural order)
We are only going to consider
quantitative variables in this AS
Many repeated values
Few repeated values
Sport’s numbers (e.g. He wears the number ‘8’ jersey)
Places in a race (e.g. 1st, 2nd, 3rd)Qualitative
Stem and leaf plotsCollecting data
How we collect the data usually depends on what question we wish to answer.