Mathematics 0580 · IGCSE · Averages and measures of spread

Averages and measures of spread — practice question

Daisy has written down her 50 homework marks, and the table lists the outcomes.
(a(i))[1]

State the range.

(a(ii))[1]

State the mode.

(a(iii))[1]

Find the median.

(a(iv))[3]

Calculate the mean.

(b(i))[2]

Finish the stem-and-leaf diagram so that it represents this data. Key: $2|5$ represents $25$.

(b(ii))[1]

Find the median.

(b(iii))[2]

Find the interquartile range.

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