15 Statistics
Interactive practice questions
Answer the following, given this set of scores:
$8,20,19,4,15,14,10$8,20,19,4,15,14,10
a
Sort the scores in ascending order.
b
Find the number of scores.
c
Find the median.
d
Find the lower quartile of the set of scores.
e
Find the upper quartile of the set of scores.
f
Find the interquartile range.
Easy
2min
Below is the luggage weight of $30$30 passengers.
Medium
5min
A sample of boxes of matches were selected for quality control and the number of matches in each box recorded in the following frequency table.
Medium
3min
A group of students were asked how many phone calls they had made the previous day. The information was collected in the following frequency table.
Medium
3min
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