(a(i))[6]
Calculate the range, mode, median and mean for the test scores.
(a(ii))[1]
A student is picked at random. Determine the probability that this student’s test score is more than 24.
(b)[3]
Determine the $n$th score in terms of $n$ and $x$. Give your answer in its simplest form.
(c(i))[4]
Calculate an estimate for the mean.
(c(ii))[4]
Finish the histogram to represent the data in the table.