निकटतम सेंटीमीटर में मापी गई 50 विद्यार्...

निकटतम सेंटीमीटर में मापी गई 50 विद्यार्थियों की लंबाइयाँ ये है :
`{:(161,150,154,165,168,161,154,162,150,151),(162,164,171,165,158,154,156,172,160,170),(153,159,161,170,162,165,166,168,165,164),(1154,152,153,156,158,162,160,161,173,166),(161,159,162,167,168,159,158,153,154,159):}`
(i) 160 - 165, 165 - 170 आदि का वर्ग अंतराल लेकर ऊपर दिए गए आंकड़ों को एक वर्गीकृत बारम्बारता बंटन सारणी के रूप में निरूपित कीजिए ।
(ii) इस सारणी की सहायता से आप विद्यार्थियों की लम्बाइयों के संबंध के क्या निष्कर्ष निकल सकते है ?

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