survey asked 836 ndomly sampled registered Voters in California "Do you support or oppose arilin hatural gas off the coas of California? Or, do you not know enough to say?" The responses were separated based on whether or not the respondent graduated from college. ETT College Graduate Not a College Graduate Support 160 136 Oppose 179 125 Do Not Know 98 138 Total 437 399 a) Find the following proportions: Dcollege grads who support 0.36613 Dnon-collegegrads who support = 0.34085 b) Conduct a hypothesis test to determine the difference in proportions ( Pcollege grads who support – Pnon-coll egegrads who support) is statistically significant and thus determine whether the data provide strong evidence that the proportion of college graduates who support drilling is different than hat of non-college graduates. Test Statistic = P-Value =
survey asked 836 ndomly sampled registered Voters in California "Do you support or oppose arilin hatural gas off the coas of California? Or, do you not know enough to say?" The responses were separated based on whether or not the respondent graduated from college. ETT College Graduate Not a College Graduate Support 160 136 Oppose 179 125 Do Not Know 98 138 Total 437 399 a) Find the following proportions: Dcollege grads who support 0.36613 Dnon-collegegrads who support = 0.34085 b) Conduct a hypothesis test to determine the difference in proportions ( Pcollege grads who support – Pnon-coll egegrads who support) is statistically significant and thus determine whether the data provide strong evidence that the proportion of college graduates who support drilling is different than hat of non-college graduates. Test Statistic = P-Value =
Holt Mcdougal Larson Pre-algebra: Student Edition 2012
1st Edition
ISBN:9780547587776
Author:HOLT MCDOUGAL
Publisher:HOLT MCDOUGAL
Chapter11: Data Analysis And Probability
Section11.4: Collecting Data
Problem 6E
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