Study the following data of number of students appeared from State A and State B in an examination over the years 2004 to 2009: What is the difference...
Question
Study the following data of number of students appeared from State A and State B in an examination over the years 2004 to 2009:
What is the difference between the total number of students from State A in 2004 and 2005 together and those of State B in 2008 and 2009 together?