For some positive value of X, the probability that a standard normal variable is between 0 and +2X is 0.1255. What is the value of X?
A) 0.32
B) 0.99
C) 0.40
D) 0.16

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The Answer of For some positive value of X, the probability that a standard normal variable is between 0 and +2X is 0.1255. What is the value of X?
A) 0.32
B) 0.99
C) 0.40
D) 0.16

For Some Positive Value of X, the Probability That a Standard