Average Height in Precalculus

Question

The average height of adult males in a certain country is 68.2 in., and 95% of adult males have height h that satisfies the inequality.

|h-68.2/2.2| ≤ 2.

Solve the inequality to find the range of heights.

95% of adult males are between ______ inches and ______ inches

Answer 1

-2 ≤(h-68.2)/2.2 ≤ 2

-4.4 ≤ h-68.2 ≤ 4.4

63.8 ≤ h ≤ 72.6

95% of adult males are between _63.8_ inches and _72.6_ inches