P(|Xμ| ≤ b) = 0.96 tric ry then PIX

Calculus For The Life Sciences
2nd Edition
ISBN:9780321964038
Author:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Publisher:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Chapter1: Functions
Section1.2: The Least Square Line
Problem 5E
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If we take an iid sample of size n = 9 from a normal population with mean and
variance o2 = 3. Find the number b such that
P(|Xμ| ≤ b) = 0.96
[Hint. If X is a symmetric r.v., then P(|X| ≤ a) = 2P(X ≤ a) − 1]
Transcribed Image Text:If we take an iid sample of size n = 9 from a normal population with mean and variance o2 = 3. Find the number b such that P(|Xμ| ≤ b) = 0.96 [Hint. If X is a symmetric r.v., then P(|X| ≤ a) = 2P(X ≤ a) − 1]
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