the mean of 5 observation 3,5,7 ,x, and 11 is 7 find the value of x
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Answered by
9
Hey...!!!
Observations = 3,5, 7, x, 11
Mean = 7
So,
(3 + 5 + 7 + x + 11)/5 = 7
(26 + x) / 5 = 7
26 + x = 7 * 5
26 + x = 35
X = 35 - 26
X = 9
So,value of x is 9
Hope it helps...!!!
Observations = 3,5, 7, x, 11
Mean = 7
So,
(3 + 5 + 7 + x + 11)/5 = 7
(26 + x) / 5 = 7
26 + x = 7 * 5
26 + x = 35
X = 35 - 26
X = 9
So,value of x is 9
Hope it helps...!!!
Answered by
2
7=3+5+7+x+11/5
7=26+x/5
35=26+x
35-26=x
9=x
7=26+x/5
35=26+x
35-26=x
9=x
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