Question

For the data 1,5,7,x+1,9,x-2,3,if mean is 4,find the value of x.Also find the mode

Answer 1

heyy dear !!

▶Mean:
$\frac{sum \: of \: observations}{no. \: ofobservations}$

=>(24+2x)/7=4
=>24+2x=28
=>2x=4
=>x=2


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