The following data gives the number of residents in an area based on their age. Find the average age of the residents.

Average age of menopause is

Find the median of the following data.

The following frequency distribution table gives the ages of 200 patients treated in a hospital in a week . Find the mode of ages of the patients.

The following frequency distribution table gives the ages of 200 patients treated in a hospital in a week . Find the mode of ages of the patients.

Find the median for the following data.

The following data gives the information on the observed life-time (in hour) of 225 electrical components Find mode:

The following table shows the ages of 300 patients getting medical treatment in a hospital on a particular day. Find the medina age of patients .

A public opinion polling agency surveyed 200 government empolyees . The following table shows the ages of the empolyees interviewed. (i) Calculate the mean age of empolyees interviewed. (ii) Compute the mean deviation of the ages about the mean age.