Question

Following data shows the number of family members living in different bungalows of a locality :

The population of lions was noted in different regions across the world in the following table : If the median of the given data is 525, find the values of x and y.

The following table gives the daily income of 50 cab drivers of a particular city : | Income (₹) | 500 - 600 | 600 - 700 | 700 - 800 | 800 - 900 | 900 - 1000 | | No. of Drivers | 12 | 14 | 8 | 6 | 10 | Find the mean income and the modal income.

During a medical checkup, height of 35 students of a class were recorded as follows : Height (in cm): 90-100, 100-110, 110-120, 120-130, 130-140, 140-150 Number of Students: 3, 2, 4, 5, 14, 7 Find the difference between the mean height and median height.