The heights (in cm) of 40 boys were measured and recorded as under:
Height (in cm)
165
170
175
180
Number of boys 9 8 11 12
Find the mean height
Answers
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Answer:
690 is the mean value of this record
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The heights (in cm) of 40 boys were measured and recorded as under:
Height (in cm)
165
170
175
180
Number of boys 9 8 11 12
Find the mean height
Answer:
690 is the mean volume of this record
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