Mathematics, 02.03.2020 20:25 byron17
Scores on the Common final exam in Stat 1222 course are randomly distributed with mean 75 and Standard deviation 5. The department decides to give A to all students whose scores are in the top 10% on this exam.
What is the minimum score for a student to receive A?
Answers: 3
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Monthly water bills for a city have a mean of $108.43 and a standard deviation of $32.09. find the probability that a randomly selected bill will have an amount greater than $155, which the city believes might indicate that someone is wasting water. would a bill that size be considered unusual?
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Mathematics, 21.06.2019 23:00
What is the sum of the first 8 terms of the geometric series
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