The table gives the marks scored by each of 10 students in a test.
Mark: 15, 16, 17, 18, 19, 20
Frequency: 4, 1, 2, 1, 0, 2
(a(i))[1]
Calculate the range of the data.
(a(ii))[3]
Calculate the mean of the data.
(a(iii))[1]
Find the median of the data.
(a(iv))[1]
Write down the mode of the data.
(b)[3]
Calculate Paulo’s score on the 8th task.
(c)[4]
On the grid, draw a histogram that represents this information.
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