The mean of 6,8,x + 2, 10, 2x - 1, and 2 is 9. Find the value of x and also the value of the observation in the data
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Answered by
23
mean = sum of all numbers /number of items
9 = 6+8+x+2+10+2x-1+2/6
9×6 = 27+ 3x
54= 27+3x
54 -27 =3x
27 =3x
27/3 =x
9 = x
9 = 6+8+x+2+10+2x-1+2/6
9×6 = 27+ 3x
54= 27+3x
54 -27 =3x
27 =3x
27/3 =x
9 = x
Answered by
8
Answer:
The value of x is 9...
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