statistics
posted by kathy .
if 18% of all Americans are underweight, find the probability that if three Americans are selected at random all will be underweight.

make a chart
UW .18
Not UW .82
.18 x .18 x .18 = .005832
.5832%
posted by kathy .
if 18% of all Americans are underweight, find the probability that if three Americans are selected at random all will be underweight.
make a chart
UW .18
Not UW .82
.18 x .18 x .18 = .005832
.5832%