(I a Table Showing the Number of Observations That Have

Multiple Choice

(i. A table showing the number of observations that have been grouped into each of several classes is called a frequency distribution. (ii) When classes in a frequency table are constructed so that data will fit into only one category, it is called mutually exclusive.
(iii) The best means to display data that is based on a trend over a period of time is the polygon.

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