“A histogram is a graphical representation of tabulated frequencies, shown as adjacent rectangles, erected over discrete intervals (bins), with an area equal to the frequency of the observations in the interval. The height of a rectangle is also equal to the frequency density of the interval, i.e., the frequency divided by the width of the interval. The total area of the histogram is equal to the number of data.”
a. Find a frequency distribution of letters of the alphabet in the English language from a given paragraph.
(Hint: A, B, C, ..., Z)
b. Find relative frequency distribution.
c. Present percentage frequency distribution in most suitable graph.
d. Which letter occurs most frequently?
e. Which letter occurs least?
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