If After five years of customer usage, 12 products out of 50 failed. The reliability of the product is :76%.
First step is to calculate the probability of not failed
Not failed=50-12
Not failed=38
Second step is to calculate the reliability of the product using this formula
Reliability= Good ones/Total
Let plug in the formula
Reliability=38/50
Reliability= 0.76×100
Reliability=76%
Therefore If After five years of customer usage, 12 products out of 50 failed. The reliability of the product is :76%.
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