(a(i))[2]
Fill in the tally and frequency columns in the table.
(a(ii))[1]
Calculate the range.
(a(iii))[1]
Calculate the median.
(b(i))[1]
Finish the key.
(b(ii))[2]
Finish the pictogram.
(b(iii))[1]
State the mode.
(b(iv))[1]
Calculate how many more students choose detective books than music books.
(b(v))[2]
Calculate the fraction of students who did not choose romance books.