Find the Average Value of the Function $f(x)=\frac{1}{x^{2}}$ Over the Interval From

Multiple Choice

Find the average value of the function $f(x) =\frac{1}{x^{2}}$ over the interval from $x=1$ to $x=5$ .

A) $\frac{4}{5}$
B) $\frac{\ln 25}{4}$
C) $\frac{1}{4}$
D) $\frac{1}{5}$