Jon S. answered 04/06/22
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Patient and Knowledgeable Math and English Tutor
P(-2.12 < z < 2.12) = P(z < 2.12) - P(z < -2.12) = 0.9830 - 0.0170 = 0.966
Andrea C.
asked 04/06/22mean of 0 and a standard deviation of 1
Draw a graph and find the probability of a bone density test score between -2.12 and 2.12
Jon S. answered 04/06/22
Patient and Knowledgeable Math and English Tutor
P(-2.12 < z < 2.12) = P(z < 2.12) - P(z < -2.12) = 0.9830 - 0.0170 = 0.966
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