Question

The age of children in kindergarten on the first day of school is uniformly distributed between 4.91 and 5.97 years old. A first time kindergarten child is selected at random. Round answers to 4 decimal places if possible.

1. The mean of this distribution is _______
2. The standard deviation is _______
3. The probability that the the child will be older than 5 years old? _______
4. The probability that the child will be between 5.01 and 5.51 years old is _______
5. If such a child is at the 13th percentile, how old is that child? _______ years old.

Answer 1

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