Find the probability P(0.21

Name: Find the probability P(0.21 < z < 1.28) using the standard normal distribution. A) 0.3166 B) 0.6834 C) 0.8166 D) 0.4100
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Question

Find the probability P(0.21 < z < 1.28) using the standard normal distribution.
A) 0.3166
B) 0.6834
C) 0.8166
D) 0.4100

Quizplus · Accepted Answer

The probability P(0.21 < z < 1.28) is found by calculating the area under the standard normal curve between z = 0.21 and z = 1.28. This is done by finding P(z < 1.28) - P(z < 0.21), which equals 0.8997 - 0.5832 = 0.3165, rounded to 0.3166.

Find the Probability P(0