A life insurance agent found the following data for distribution of ages of 100 policy holders. Calculate the median age, if policies are given only to persons having age 18 years onwards but less than 60 year.

A life insurance agent found the following data for distribution of ages of 100 policy holders. Calculate the median age, if policies are only given to persons having age 18 years onwards but less than 60 years. Ag e (i n years) Number of policy holders Below 20 2 Below 25 6 Below 30 24 Below 35 45 Below 40 78 Below 45 89 Below 50 92 Below 55 98 Below 60 100

A life insurance agent found the following data about distribution of ages of 100 policy holders. Calculate the median age. [ Policies are given only to persons having age 18 years onwards but less than 60 years.]

A life insurance agent found the following data about disribution of ages of 100 policy holders . Calulate the median age . [ Policies are given only to persons having age 18 years onwards but less than 60 years . ]

A life insurance agent found the following data for distribution of ages of 100 policy holders. A policy holder is chosen at random. Probability of policy holders chosen randomly of age less than 25 years is

A life insurance agent found the following data for distribution of ages of 100 policy holders. A policy holder is chosen at random. Find the sum of probabilities if a policy holder are chosen randomly of age (0-20) years and policy holders of age (25-30) years

A life insurance agent found the following data for distribution of ages of 100 policy holders. A policy holder is chosen at random. Find the difference between the probabili ties if policy holders are chosen randomly of age (30-35) years and of age (45-50) years.

Calculate the standard deviation for the following data giving the age distribution of persons. Calculate the mean of these differences and their standard deviation.