(I Simple Bar Charts May Be Constructed Either Horizontally or Vertically

Multiple Choice

(i. Simple bar charts may be constructed either horizontally or vertically. (ii) A frequency polygon is a very useful graphic technique when comparing two or more distributions
(iii) A cumulative frequency distribution is used when we want to determine how many observations lie above or below certain values.

A) (i) , (ii) and (iii) are all correct statements.
B) (i) and, (ii) are correct statements but not (iii) .
C) (i) and, (iii) are correct statements but not (ii) .
D) (ii) and, (iii) are correct statements but not (i) .
E) (i) , (ii) , and (iii) are all false statements.