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x is the mean of x1,x2,...xn and y is the mean of y1,y2,...yn. if z is the mean of x1,x2,..xn,y1,y2,...yn. what is the value of z

Posted by Guna Kaviya 8 years, 9 months ago

CBSE > Class 09 > Mathematics

1 answers

Jd Shukla 8 years, 9 months ago

z=x+y/2

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CBSE > Class 09 > Mathematics