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1. |
The formula in which the binomial distribution approaches normal probability distribution with the help of normal variable is written as |
A. | x - qn divided by square root of pq |
B. | x - np divided by square root of npq |
C. | x + np divided by square root of np |
D. | x - pq divided by square root of npq |
Answer» C. x + np divided by square root of np | |