Bar diagram is a:

• One-dimensional diagram

   

• two-dimensional diagram

   

•  diagram with no dimension

   

• none of the above

Data represented through a histogram can help in finding graphically the:

• mean

• mode

• median

• all the above

 Ogives can be helpful in locating graphically the:

• mode

• mean

• median

• none of the above

Data represented through arithmetic line graph help in understanding:

• long term trend

• cyclity in data

• seaonality in data

• all the above