Given a random sample of size 21 from a normal distribution, find k such that (a) P(-2.069
Question:
(a) P(-2.069 < T < k) = 0.965;
(b) P{k < T < 2.807) = 0.095;
(c) P(-k < T < k) = 0.90.
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a From Table A4 we note that 2069 corresponds to t 0025 when v 23 Therefore t 002...View the full answer
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Related Book For 
Probability & Statistics For Engineers & Scientists
ISBN: 9780131877115
8th Edition
Authors: Ronald E. Walpole, Raymond H. Myers, Sharon L. Myers, Keying Ye
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