Mathematics, 14.05.2021 18:10 christylam1606
On a supermarket shelf, there are 56 gallons of milk. 7 of them are past their expiration date. Joan buys 4
gallons of milk for her large family and never looks at the dates. Find the probability that
1)
a) all of them are within their expiration date
b) at least one gallon has its date expired
Answers: 2
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Mathematics, 22.06.2019 03:40, andrew6494
The ages of personnel in the accounting department of a large company are normally distributed with a standard deviation of 7 years. there is a 0.02275 probability that the age of any randomly chosen person in the department is less than 22 and 0.15866 probabilty that the age of any randomly chosen person is greater than 43. what is the mean of this distribution?
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Mathematics, 22.06.2019 04:30, colemanjosiah03
K-7/4=11 explanation: k-7 is the numerator and 4 is the denominator then right by it it just says = 11 ( i wish i knew how to do this but ummm i cant sis)
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