2.20 Select which of the statements listed below on the righthand side describe the words listed on the left-hand side.

(a) histogram (i) can only take a limited number of values

(b) time series (ii) segments or slices represent categories

(c) pictograph (iii) each plotted point represents a pair of values

(d) discrete data (iv) separates parts of each observation

(e) stem and leaf display

(v) each block represents a class

(f) scatter diagram (vi) data collected at regular intervals over time

(g) pie chart (vii) comprises a set of small pictures 62