Post a New Question


posted by on .

2. The average age of a child in kindergarten is 66 months. The standard deviation is 4 months. If a random child is selected, find the probability that the mean age is:

a) Between 64 and 68 months
b) Greater than 62 months

  • stats - ,

    You need to assume that the age distribution is normal.

    Again, normalize the data which have a distribution of ~N(66,4²) and compute probabilities based on the looked up probabilities.

Answer This Question

First Name:
School Subject:

Related Questions

More Related Questions

Post a New Question