Math, asked by shruthika9107, 1 month ago

The life time of a certain type of battery has a mean life of 400 hours and a standard deviation of 50 hours assuming normality for the distribution of life time, find the life time value above which the best 25% of the batteries will have their life[Given, p(0

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Answered by sk28041987

Answer:

890kiuy68ouhtfjl0536889y

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