Question

all The
grades in
a
are
in
mathematics
of 80 students at
college
table :
recorded
The following
68,84, 75, 82, 68,90,62,88, 76, 93, 73, 79.88.73.60,78
93, 59, 85,75, 61.83,75, 65, 74,62,95, 78, 63,72,66.
78, 82,71,75, 77, 76, 69, 74, 68,60,96, 77, 78, 89, 6/
75, 95, 60, 79, 62, 79, 67, 97, 78, 85, 94,76.65
71, 75,65, 80,73, 57,88,62,55,74.26,67, 73,81
72,63,76,75,85,77
Fom a
grouping
in intervals
5
of
grades as:
55-59, 60-64
etc.
frequency distribution​

Answer 1

Answer:

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