Calculate five yearly moving average of the number of students of who have studied in a school given below.

From the details given below, calculate the five yearly moving averages of the number of students who have studied in a school.

Calculate the 5 yearly moving averages of the number of students in a College from the following data and plot them on a graph paper :

Calculate the 5 yearly moving averages of the following time series of steel production

Calculate 4- yearly moving averages of the following time series of steel production : Plot these and the original figures in the same graph.

Total number of students of a school in different years is shown in the following table

Calculate the quartile deviation of the marks of 63 students in statistics given below :

In a school there are five sections of class IX. The number of students in each section is given below. Construct a bar graph.

Calculate 5 - yearly weighted moving averages for the data with weights 1,2,2,2,1

In a school, there are five sections of class VII. The number of students in each section is given below. Construct a bar graph representing this data: Section, A, B, C, D, E No. of Students, 40, 48, 52, 45, 30

In a school, there are five sections of class IX. The number of students in each section is given below. Construct a bar graph representing this data: Section: A B C D E No. of Students 40 48 52 45 30