11. what is the visual representation of data using rectangles whose widths represent class boundaries and whose lengths/heights represent the frequencies of the intervals?
a. pie chart
b. line graph
c. ogive
d. histogram
12. what graph use upper class boundaries of the cumulative frequencies.
a. pia chart
b. histogram
c. line graph
d. ogive
a. pie chart
b. line graph
c. ogive
d. histogram
12. what graph use upper class boundaries of the cumulative frequencies.
a. pia chart
b. histogram
c. line graph
d. ogive
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good day
Answer:
B 11.
A 12.
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