Question
Studies have shown that girls at age 3 have heights that are normally distributed with a mean of 37 inches and a standard deviation of
Studies have shown that girls at age 3 have heights that are normally distributed with a mean of 37 inches and a standard deviation of 3 inches.
a. What is the median height of 3-year-old girls?
b. How tall does a 3-year-old girl need to be so that she is taller than at least 90% of all 3-year-old girls?
c. What is the probability that a 3-year-old girl is taller than 46 inches tall?
d. What interval, centred at 37 inches, will contain 92% of all possible values for the height of 3-year-old girls?
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Basic College Mathematics With Early Integers
Authors: Marvin L Bittinger, Judith A Beecher
3rd Edition
0321922794, 9780321922793
