Find the lower quartile of the distribution ill... - WAEC Mathematics 2016 Question
Find the lower quartile of the distribution illustrated by the cumulative frequency curve
A
17.5
B
19.0
C
27.5
D
28.0
correct option: b
Lower quartile,
Q1 = \(\frac{1}{4}\)Nth term
= \(\frac{1}{4}\) x 600th term
= 150th term
= 15.5 + 3 + 0.5
= 19
Q1 = \(\frac{1}{4}\)Nth term
= \(\frac{1}{4}\) x 600th term
= 150th term
= 15.5 + 3 + 0.5
= 19
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