The heights, $$\(h\)$$ metres, of the 120 boys in an athletics club are recorded. The table shows information about the heights of the boys. Calculate an estimate of the mean height. ......................................... $$\(\mathrm{m}\)$$
Exam No：0580_s20_qp_41 Year：2020 Question No：2(a)(ii)
Answer:
\(1.62\) or \(1.623 \ldots\) nfww
Knowledge points:
E9.5.1 Calculate an estimate of the mean for grouped and continuous data.
E9.5.2 Identify the modal class from a grouped frequency distribution.
Solution:
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