The correct statement is Option B , as it can be seen from the graph that ,the data on both the side of seventh grade is similar as compared to that of the fifth grade.
The missing data from the question is attached in the image.
The collection , interpretation ,organization and presentation of data in mathematics falls under Statistics.
According to the data given and the statements given in the option it can be seen that , neither the data's are peaking at 5 and 6 hours for both , nor there is a gap in 7th grade data , and the data is not clustered at 3 hours for both ,
So the correct statement is Option B
as it can be seen from the graph that ,the data on both the side of seventh grade is similar as compared to that of the fifth grade.
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