1. निम्नांकित बारंबारता बंटन का माध्य ज्ञात कर :-
वर्ग 25-29 30-34 35-39 40-44 45-49 50-54 55-59
बारंबारता 14 22 16 6 5 3 4
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yah to maths question hai is Hindi mein kyon likha hai
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