The ages of 80 employees of a company are as follows. AgeFrequency0−

1.	The ages of 80 employees of a company are as follows. AgeFrequency0−201520−403640−601360+16 Find the probability that an employee chosen at random will be aged between 20 and 40 years.
Answer» The ages of 80 employees of a company are as follows. $\begin{matrix} A g e & F r e q u e n c y 0 - 20 & 15 20 - 40 & 36 40 - 60 & 13 60 + & 16 \end{matrix}$ Find the probability that an employee chosen at random will be aged between 20 and 40 years.

The ages of 80 employees of a company are as follows. AgeFrequency0−201520−403640−601360+16 Find the probability that an employee chosen at random will be aged between 20 and 40 years.

Answer»

The ages of 80 employees of a company are as follows.

$\begin{matrix} A g e & F r e q u e n c y 0 - 20 & 15 20 - 40 & 36 40 - 60 & 13 60 + & 16 \end{matrix}$

Find the probability that an employee chosen at random will be aged between 20 and 40 years.