9. Centre and Spread
Interactive practice questions
The table shows the number of points scored by a basketball team in each game of their previous season.
| $59$59 | $67$67 | $73$73 | $82$82 | $91$91 | $58$58 | $79$79 | $88$88 |
| $69$69 | $84$84 | $55$55 | $80$80 | $98$98 | $64$64 | $82$82 |
a
Sort the data in ascending order.
b
State the maximum value of the set.
c
State the minimum value of the set.
d
Find the median value.
e
Find the lower quartile.
f
Find the upper quartile.
Easy
5min
The table shows the finishing times (in minutes) of the competitors in a $1500$1500 m swimming race.
Easy
4min
The table shows the marks in an end-of-year exam for a class of students.
Easy
4min
For the box plot shown below, find each of the following:
Easy
1min
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