thinkness of glass plate is measured. values obtained are 1.36cm, 1.38cm, 1.35cm, 1.34cm. find percentage error?
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Given :
Thickness of glass plate is measured are 1.36cm, 1.38cm, 1.35cm, 1.34cm.
To find :
Percentage error
Solution :
Average value = Sum of all the values / Total no. of values
Avg = 5.43 / 4
Avg = 1.3575
AvgDev = 0.05 / 4
AvgDev = 0.0125
Percentage error = 0.92%
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