the mean of 5 observations is 92 and if one more observation is added the mean becomes 92.5 find out the value of your observation
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(a+b+c+d+e)/5=92
a+b+c+d+e=460....…………………...........1
(a+b+c+d+e+f)/6=92.5
a+b+c+d+e+f=555.....……………………….2
2-1
f = 555-460
f = 95
a+b+c+d+e=460....…………………...........1
(a+b+c+d+e+f)/6=92.5
a+b+c+d+e+f=555.....……………………….2
2-1
f = 555-460
f = 95
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