In a survey of women the mean height was 62.5 inches with standard deviation of 2.82 inches. What height represents the 95th percentile? What height represents the first quartile?

Question

Mathematics

Georgia Ochoa

18 April, 15:23

In a survey of women the mean height was 62.5 inches with standard deviation of 2.82 inches. What height represents the 95th percentile? What height represents the first quartile?

+3

Answers (1)

Know the Answer?

Jett Patton · Answer 1

Example: In a survey of women in a certain country (ages 20-29) the mean height 63.7 inches with a standard deviations 2.65 inches. What is the height that represent 85 perentile? what is the height represent First quartile

answer: in a survey of women in a certain country (ages 20-29) the mean height 63.7 inches with a standard deviations 2.65 inches.

What is the height that represent 85 percentile?

Find the z-value of the 85th percentile::

invNorm (0.85) = 1.0364

Find the corresponding height value::

h = z*s + u

h = 1.0364*2.65 + 63.7

h = 66.47"