एक विद्यालय की नवी कक्षा के 30 विद्यार्थ...

एक विद्यालय की नवी कक्षा के 30 विद्यार्थियों द्वारा ( 100 अंकों में से ) प्राप्त किए गए अंक लीजिए :
`{:(10,20,36,92,95,40,50,56,60,70),(92,88,80,70,72,70,36,40,36,40),(92,40,50,50,56,60,70,60,60,88):}`
उपरोक्त अंकों को लेकर बारम्बारता सारणी बनाइए ।

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