CBSE Class 10 Answered
for what value of x,the mean of the given observations 2x-5,x+3,7-x,5-x and x+9 with frequencies 2,3,4,6 and 1 respectively is 4 ? how to solve it?
Asked by satyendra | 19 Sep, 2013, 01:17: PM
Expert Answer
Answered by | 19 Sep, 2013, 01:44: PM
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