`a^(2)-4a-437`

The variance of first 50 even natural numbers is (1)(333)/(4) (2) 833(3)437(4)(437)/(4)

The mean and standard deviation of five observations x_(1),x_(2),x_(3),x_(4),x_(5) and are 10 and 3 respectively,then variance of the observation x_(1),x_(2),x_(3),x_(4),x_(5),-50 is equal to (a) 437.5 (b) 507.5 (c) 537.5 (d) 487.5

Express the logarithms of the following into sum of the logarithms. (ii) 235xx437

Which one of the following is a prime number? 161 (b) 221 (c) 373 (d) 437

Which one of the following is a prime number? 161 (b) 221 (c) 373 (d) 437

Which one of the following is a prime number? (a) 161 (b) 221 (c) 373 (d) 437

The variance of first 50 even natural numbers is (1) (833)/4 (2) 833 (3) 437 (4) (437)/4

The variance of first 50 even natural numbers is (1) (833)/4 (2) 833 (3) 437 (4) (437)/4