Question

A double bar graph is shown below. Choose the correct options :-

• A. Scale of white bar is greater to the scale of black bar
• B. Scale of white bar is lesser to the scale of black bar
  
• C. Scale of white bar is equal to the scale of black bar
• D. Both bar should have different scale

Answer 1

The correct option is C Scale of white bar is equal to the scale of black bar

Scale of bar graphs must be equal in order to make a double bar graph , otherwise data cannot be compared in the double bar graph .