The value of 64th percentile of 15, 18, 11, 20, 26, 29, 32 is
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Step-by-step explanation:
Arrange ascending order
11,15,18,20,26,29,32
percentile formula = n(N+1)/10
n stands for percentile number
N stands for no of observation
= 64(7+1)/10 = 64×8/10
=5.12 value = 5th value + 0.12(6th value-5th value)
=26+0.12(29-26)
=26+0.36
=26.36
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