7 - u = 3.8 n = 70 o = 1.23 a = .07 (3.6-3.8) / (1.23 /...

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To reject the null hypothesis is to choose the TRUE value.
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The alternative hypothesis is the TRUE value. = Ha
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--
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1-.01 = .99 Zc 2.33 = .9901
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.05 / 2 = 0.025 -1.96,1.96 -Z0 =-1.645 = .05
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(49.7-50)/(3.37/sqrt(50)) = -0.629471912
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Unformatted text preview: u = 3.8 n = 70 o = 1.23 a = .07 (3.6-3.8) / (1.23 / sqrt(70)) = 1.36042281 (b.) 1-.05=.95 ~ Zc 1.88-1.88 (c.) u = n = o = a = (794 - 800) / (95 / sqrt(50)) = -0.446593757--...
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This note was uploaded on 12/30/2009 for the course MATH 1410 taught by Professor Vergo during the Spring '09 term at Metropolitan Community College- Omaha.

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7 - u = 3.8 n = 70 o = 1.23 a = .07 (3.6-3.8) / (1.23 /...

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