Question

#21 which of the following graphical tools is best used for display of quantitative data? (a) histogram (b) bar chart (c) pie chart (d) polygon (e) ogive #22 which of the following graphical tools is best used for the display of qualitative data? (a) histogram (b) bar chart (c) pie chart (d) polygon (e) ogive #23 which of the following graphical tools is best used for the display of cumulative frequency data? (a) histogram (b) bar chart (c) pie chart (d) polygon (e) ogive

Explanation:

• For #21: A histogram is ideal for quantitative data as it shows the distribution of numerical data within intervals.
• For #22: Bar charts and pie - charts are commonly used for qualitative data. Bar charts can compare categories, and pie - charts show the proportion of each category to the whole.
• For #23: An ogive is specifically used to display cumulative frequency data, showing the running total of frequencies.

Answer:

#21: A. Histogram
#22: B. Bar chart, C. Pie chart
#23: E. Ogive