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Statistics — Maths STD 9 — Question

Maharashtra BoardEnglish MediumSTD 9MathsStatistics5 Marks
Question
By using data in example (6), and taking classes 30 – 40, 40 – 50,… prepare equal to or more than type cumulative frequency table and answer the following questions based on it.
i. How many students have scored marks 70 or more than 70?
ii. How many students have scored marks 30 or more than 30?
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Answer


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i. 11 students have scored marks 70 or more than 70.
ii. 68 students have scored marks 30 or more than 30.

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