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Mathematics, 28.02.2021 20:40, erik2219
In a random sample of 50 Philadelphia
families with children of preschool age, 35
had children enrolled in preschool. Find a
95% confidence interval for the true
proportion of Philadelphia families with
children enrolled in preschool.
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Answers: 2
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Mathematics, 21.06.2019 21:30, mandyangle01
Using pert, adam munson was able to determine that the expected project completion time for the construction of a pleasure yacht is 21 months, and the project variance is 4. a) what is the probability that the project will be completed in 17 months? b) what is the probability that the project will be completed in 20 months? c) what is the probability that the project will be completed in 23 months? d) what is the probability that the project will be completed in 25 months? e) what is the due date that yields a 95% chance of completion?
Answers: 3
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In a random sample of 50 Philadelphia
families with children of preschool age, 35
had childre...
had childre...
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