E-PolyLearning

31. The set of raw data arranged in ascending or descending order is called
a. ordered array
b. nominal array
c. ordinal array
d. interval array
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Answer: (a).ordered array

32. The halfway point between the lower class limits and upper class limits is classified as
a. nominal mid-point
b. class mid-point
c. interval mid-point
d. ordinal mid-point
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Answer: (b).class mid-point

33. The classification on the basis of time order is called as
a. disclosed classification
b. chronological classification
c. external classification
d. internal classification
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Answer: (b).chronological classification

34. The graphs which represents data on maps are considered as
a. cartograms
b. picto-graph
c. pictograms
d. symmetry graph
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Answer: (a).cartograms

35. The class frequency is divided by number of observations in the frequency distribution to convert it into
a. relative margin distribution
b. relative variable distribution
c. relative frequency distribution
d. relative width distribution
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Answer: (c).relative frequency distribution