In the frequency distribution table score of 9 is shown as
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Answer:
From the data given ,
i ) Frequency corresponding to third
class interval ( 30-40 ) = 10
ii ) Class size = 10
iii )Mid point of the class interval 30 - 40
= ( 30 + 40 )/2
= 70/2
= 35
iv )
minimum score = 12 ,
maximum score = 64 ,
Range = maximum score - minimum score
= 64 - 12
= 52
••••••
Step-by-step explanation:
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