The following table gives the distribution of 45 students across the different levels of Intelligent Quotient. Draw the histogram for the data.

The following data gives the distribution of total monthly household expenditure of 200 families of a village .. Find the modal monthly expenditure of the families. Also, find the mean monthly expenditure: {:("Expenditure (Rs)","Number of families"),(1000-1500,24),(1500-2000,40),(2000-2500,33),(2500-3000,28),(3000-3500,30),(3500-4000,22),(4000-4500,16),(4500-5000,7):}

The following distribution gives the state-wise teachers, student ratio in higher secondary schools of India. Find the mode and mean of this data. Interpet the two measures.

The following distribution gives the state-wise , teacher -student ratio in higher secondary schools of India . Find the mode and mean of this data . Interpret the two measures . {:("Number of students","Number of states"),(15-20,3),(20-25,8),(25-30,9),(30-35,10),(35-40,3),(40-45,0),(45-50,0),(50-55,2):}

The following table gives production yield per hectare of wheat of 100 farms of a village. Change the distribution to a more than type distribution, and draw its ogive.

The following frequency distribution gives the monthly consumption of electricity of 68 consumers of a locality. Find the median of the data.

The following frequency distribution gives the monthly consumption of electricity of 68 consumers of a locality . Find the mean of the data {:("Monthly consumption(in units)","Number of consumers"),(65-85,4),(85-105,5),(105-125,13),(125-145,20),(145-165,14),(165-185,8),(185-205,4):}