The mean of this distribution is The standard deviation is The probability that the the child will be older than 5 years old
The mean of this distribution is The standard deviation is The probability that the the child will be older than 5 years old
Calculus For The Life Sciences
2nd Edition
ISBN:9780321964038
Author:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Publisher:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Chapter12: Probability
Section12.4: Discrete Random Variables; Applications To Decision Making
Problem 1YT
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Question
The age of children in kindergarten on the first day of school is uniformly distributed between 4.89 and 5.74 years old. A first time kindergarten child is selected at random. Round answers to 4 decimal places if possible.
- The mean of this distribution is
- The standard deviation is
- The probability that the the child will be older than 5 years old?
- The probability that the child will be between 5.29 and 5.59 years old is
- If such a child is at the 22nd percentile, how old is that child? years old.
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