What is the probability that the mean life of the consumer

Reference no: EM13200184

a manufacturer of automobile batteries states that their slow die battery has a mean life of 50 months with a standard deviation of 6 months. if a consumer projection group randomly samples 49 of these batteries, what is the probability that the mean life of the consumer's group's sample will be at most 52 moths?

Reference no: EM13200184

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