The value of the cumulative standardized normal distribution

The value of the cumulative standardized normal distribution at Z=1.5X is 0.9332. The value of X is

a)0.10

b)0.50

c)1.00

d)1.50

Solution

The value of the cumulative standardized normal distribution at Z=1.5X is 0.9332. The value of X is

a)0.10

b)0.50

c)1.00

d)1.50

p( z <1.5) = 0.9332 ( from standard normal table)

There fore Z=1.5X, X value is 1

Answer : C