Find P(

Name: Find P( < 25)if μ = 16 and = 4. A)1.000 B)2.25 C).9878 D).0122
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Question

Find P(  < 25)if μ = 16 and  = 4.
A)1.000 
B)2.25 
C).9878 
D).0122

Quizplus · Accepted Answer

Using the formula for z-score:

z = (x - μ) / σ

We can find the z-score:

z = (25 - 16) / 4 = 2.25

Using a standard normal distribution table, we can find the probability:

P(11eb06d7_55f5_0b76_8177_991b59f61c7c_TB1736_11 < 25) = P(z < 2.25) = 0.9878

Therefore, the answer is (C) .9878.