Std 12 Statistics Ch 4 लक्ष Swadhyay 4 विभाग C प्रश्न 1 to 14 hindi medium|Std 12 statistics-2 Ch 4

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Thanks sir 😅😊

[@SANATANIHINDU0796]

Thanks sir. Aab ch 5 ka bhi jaldi se bana dijiye ok