for a symmetrical distribution first quartile and median are respectively 20 and 24 the third quartile of the distribution is
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Given : a symmetrical distribution first quartile and median are respectively 20 and 24
To Find : third quartile of the distribution
Solution:
First Quartile Q₁ = 20
Median (second Quartile ) Q₂ = 24
Third Quartile Q₃ = ?
Q₂ - Q₁ = Q₃ - Q₂
=> 24 - 20 = Q₃ - 24
=> 4 = Q₃ - 24
=> Q₃ = 28
third quartile of the distribution is 28
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