Find the appropriate value of b for $P ( - b \leq Z \leq b ) = 0.6827$ assuming that the random variable Z has a standard normal distribution.
A)1.2
B)1.1
C)0.9
D)1

Name: Find the appropriate value of b for $P ( - b \leq Z \leq b ) = 0.6827$ assuming that the random variable Z has a standard normal distribution. A)1.2 B)1.1 C)0.9 D)1
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Quizplus · Accepted Answer

For a standard normal distribution, $P(-b \leq Z \leq b) = 0.6827$ corresponds to approximately one standard deviation from the mean, which is $b = 1$.

Find the Appropriate Value of B For P(−b≤Z≤b)=0.6827P ( - b \leq Z \leq b ) = 0.6827P(−b≤Z≤b)=0.6827

Find the Appropriate Value of B For $P ( - b \leq Z \leq b ) = 0.6827$