Question

The following line graph depicts the sales of a scientific calculator by a manufacturer over time.


The average sales is .

• A. $\$2.5$
• B. $\$2,500$
• C. $2$

Answer 1

The correct option is B $\$2,500$


Sales of scientific calculator in respective months are $\$3,\$2,\$1,\$2,\$4$ and $\$3$ in thousands.

Average
$=\frac{\$3+\$2+\$1+\$2+\$4+\$3}{6}$
(in thousand)
$=\frac{\$15}{6}$
$=\$2.5$ thousand

$\therefore$ Average sales is $\$2,500.$