(a) prepare a frequency table of the following scores obtained by 40 students in a...
(a) prepare a frequency table of the following scores obtained by 40 students in a...
(a) prepare a frequency table of the following scores obtained by 40 students in a test:
42, 51, 21,42, 37, 37, 42, 49, 42, 62, 37, 39, 67, 51, 53, 53, 59, 41, 44, 27, 24, 39, 38, 41, 24, 50, 22, 21, 22, 29, 22, 37, 60, 61, 51, 60, 62, 21, 22, 21.
( b) Find the mode
( c) Find the upper and lower class boundaries of the data?
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