6. If Arithmetic Mean and coefficient of variation of x are 5 and 20 respectively. What is the variance of (15-2x)?(a) 16(b) 2(c) 4(d) 32

6. If Arithmetic Mean and coefficient of variation of x are 5 and 20 r

1.	6. If Arithmetic Mean and coefficient of variation of x are 5 and 20 respectively. What is the variance of (15-2x)?(a) 16(b) 2(c) 4(d) 32
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6. If Arithmetic Mean and coefficient of variation of x are 5 and 20 respectively. What is the variance of (15-2x)?(a) 16(b) 2(c) 4(d) 32​

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6. If Arithmetic Mean and coefficient of variation of x are 5 and 20 respectively. What is the variance of (15-2x)?(a) 16(b) 2(c) 4(d) 32