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What is the probability that the sample mean life span of 64 calculators from Caseo will exceed the sample mean life span of 81 calculators from Sharpy by greater than 6 months?
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What is the probability that the sample mean life span of 64 calculators from Caseo will exceed the sample mean life span of 81 calculators from Sharpy by greater than 6 months?

User Vinoths
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4 votes

Answer:

it would be 64-81 than answer devide by 6.

User MacMartin
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