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The masses of 15 men are shown below
72, 59, 60, 65, 59, 65, 70, 71, 70, 59, 70, 70, 71, 71, 72
i) arrange the data in a frequency table
ii) Calculate the
a) lower quartile
b) median
c) upper quartile
d) the range
e) the interquartile range
f) the semi-interquartile range
The scores and number of teams that took part in a football competition is shown in the table below.
i) Find the total number of teams that entered the competition
ii) Find the modal score
iii) How many teams got at least 3 goals.
iv) Calculate the mean score
v) Find the lower quartile
vi) Find the median
vii) Find the upper quartile
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