Question Number 170810 by MathsFan last updated on 31/May/22
The mean height of a population of girls aged 15 to 19 years in a northern province in Ghana was
found to be 165 cm with a standard deviation of 15 cm. Assuming that the heights are normally
distributed, find the heights in centimetres that correspond to the following percentiles:
a. Between the 20th and 50th percentiles.\n
