Question

the following data arranged is ascending order(9,10,12,13,7x,7x+1,17,17,9,21) the median of the is 14.5 then what is the value of x
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Answer 1

Answer:

X = 2

Step-by-step explanation:

Here, total number of observations are 10 which is even so median is average of 5th and 6th number.

14.5 = ( 7X + 7X + 1) / 2

29 = 14 X + 1

So, X = 2