Find the median of first ten odd prime numbers with formulas of class 10
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Solution :
3,5,7,11,13,17,19,23,29,31 are first 10
odd prime numbers.
Number of terms (n) = 10 [ even ]
Median = average of [n/2, and n/2 + 1 ]terms
= ave [ 10/2 , 10/2 + 1 ] th terms
= ave of 5th and 6th terms
= ( 13 + 17 )/2
= 30/2
= 15
Therefore ,
Median = 15
••••
3,5,7,11,13,17,19,23,29,31 are first 10
odd prime numbers.
Number of terms (n) = 10 [ even ]
Median = average of [n/2, and n/2 + 1 ]terms
= ave [ 10/2 , 10/2 + 1 ] th terms
= ave of 5th and 6th terms
= ( 13 + 17 )/2
= 30/2
= 15
Therefore ,
Median = 15
••••
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