Exam 1: Mathematics and Statistics

A 100' tape was used to measure a horizontal line found to be 1,500 ft. The tape was then compared with a standard and found to be only 99.97 feet in length. The true length of the measured line is:

Given a triangle with sides a = 20 feet, b = 40 feet, and c = 56, what is the area in square feet?

Given a triangle with a base of 42.20 feet and a height of 63.10 feet, find the area of the triangle.

What is the mean for the following expenditures? $79.84, $278.99, $342.16, $466.25, $111.39, $502.47, $98.12

What is the median for the following set of numbers? $3.27, $9.42, $6.15, $5.25, $7.62, $4.86, $2.94, $1.16