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Model Ratio Percentage

1) What percentage of this model radio will last longer than 9.5 years?

2) Suppose the manufacturer guarantees the radio for 8 years. What percentage of radios will have to be replaced?

3) Suppose the manufacturer is willing to replace only 2% of this model radio. What should be the length of the guarantee?

Solution Summary

1) What percentage of this model radio will last longer than 9.5 years?

2) Suppose the manufacturer guarantees the radio for 8 years. What percentage of radios will have to be replaced?

3) Suppose the manufacturer is willing to replace only 2% of this model radio. What should be the length of the guarantee?

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