Let the random variable Z follow a standard normal distribution. Compute the following z-critical values.
A) Z 0.05
B) Z 0.025
C) Z 0.1
D) Z 0.02
Solution:
Given that,
Using standard normal table ,
A)
Z 0.05 = 1.645
B)
Z 0.025 = 1.96
C)
Z 0.1 = 1.282
D)
Z 0.005 = 2.576
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