Question

The following table shows the ages (in years) of 25 teachers of a
school. Find the mean age .​

Answer 1

Answer:

34.1 years

Step-by-step explanation:

mean = fixi/xi

= (25*8)+(29*5)+(30*2)+(33*3)+(40*2)+(44*3)+(48*5) ÷

( 8+5+2+3+2+3+5)

= 200+145+60+99+80+132+240/ 28

= 956/28

=34.1

I hope my answer helps you ☺☺