Fiona kept the following records of her phone bills for 12 months:
50, 54, 57, 48, 71, 70
Find the mean and median of Fiona’s monthly phone bills.
First arrange the values in ascending order which is given bellow
Mean=sum of terms /number of terms
Sum of terms=48+50+54+55+55+57+59+64+66+70+71+17=720
Number of terms=12
7 th term is 58