1.

If class Midpoint in a frequency distribution of the ages of a group of persons are: 25, 32, 39, 46,53 and 60. Find the class boundaries

Answer»

ANSWER:

if you WATCH these QUESTION

these was in INCREASING order

25+7=32

32+7=39

.......

so 25-7=18

18-7=11

11-7=4



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