If Mean = 50 cm and C.V. = 60%, then the S.D. is / » Fundamentals of Business Statistics solved MCQs / By admin Question: If Mean = 50 cm and C.V. = 60%, then the S.D. is A. 25 cm B. 30 cm C. 28 cm D. 20 cm Answer» b. 30 cm Note: The above multiple-choice question is for all general and Competitive Exams in India.