If a variation takes the discrete values p+4,pā72,pā52,pā3,pā2,p+12,pā12,p+5(p>0), then the median is?
A
p−54
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B
p−12
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C
p−2
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D
p+54
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Solution
The correct option is Bp−54 Arrange the data in increasing order as, p−72,p−3,p−52,p−2,p−12,p+12,p+4,p+5. As, number of observations =8 So, median =(4thobservation)+(5thobservation)2 =(p−54).