CEE 202 Homework 12 Solution

# You believe that your data show that more people

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Unformatted text preview: Engineering Risk & Uncertainty Spring 2011 (Bond) Homework 12 Hypothesis Testing c) P ­value approach: X = 1.973; S =0.504; n = 11 H0 : µ ≤ 4 mg/L 1.973 − 4.00 T = =  ­13.33 0.504 / 11 P (T = ­13.33; d.f.=10) = p>0.999 That is, there’s a high probability that the null hypothesis is true. • Very high p value: the null hypothesis cannot be rejected 2/5 CEE 202 – Engineering Risk & Uncertainty Spring 2011 (Bond) Homework 12 Hypothesis Testing 2) Revisit Homework 10, Problem 3. You believe that your data show that more people support coal power with CO2 sequestration than nuclear power. a) Write a null hypothesis for this investigation. b) Evaluate the null hypothesis using the critical value approach. c) Evaluate the hypothesis using the p ­value approach. Ans: 1= Coal power with CO2 sequestration...
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## This document was uploaded on 03/06/2014 for the course CEE 202 at University of Illinois, Urbana Champaign.

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