shubhvanshi7 shubhvanshi7

01-01-2021
Mathematics

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please answer me fast plz

please answer me fast plz class=

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isacklungu isacklungu

01-01-2021

Answer:

find the classmark of each interval

forexample
(140+150)/2
(150+160)/2

do the same up to (190+200)/2

then

draw a graph by using frequently (number of weeks) on y-axis against classmark on x-axis

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