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The weights of tea in 70 packets are shown in the following table :

Weight (in grams) Number of packets

200-201
201-202
202-203
203-204
204-205
205-206 13
27
18
10
1
1

Draw the less than type ogive for this data and use it to find the median weight.

Answers (1)

Answer. [201.8]
Solution.

Weight	cf
Less than 201	13
Less than 202	27+13=40
Less than 203	40+18=58
Less than 204	58+10=68
Less than 205	68+1 =69
Less than 206	69+1 = 70

$n = 70,\frac{n}{2}= \frac{70}{2}= 35$
Hence the median is 201.8

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infoexpert27

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