A 2010 survey asked 827 randomly sampled registered voters in California "Do you support? Or do you oppose? Drilling for oil and natural gas off the Coast of California? Or do you not know enough to say? Below is the distribution of responses, separated based on whether or not the respondent graduated from college. College grad Noncollege grad Total ETI Support 154 132 286 Oppose 180 126 306 Do not know 104 131 235 Total 438 389 827 ) What percent of college graduates in this sample do not know enough to have an opinion on drilling fr oil and natural gas off the Coast of California?| 6 (Round to the nearest tenth of a percent.) O) What percent of non-college graduates in this sampte do not know enough to have an opinion on drilling for oll and natural gas ofr the Coast of California?| | (Round to the nearest tenth of a percent.) C) Conduct a hypothesis test at the 5% significance level to determine if the data provide strong evidence that the proportion of college graduates who do not have an opinion on this issue is different than that of non- college graduates. Hợ Pc – PNC HẠ: PC - PxC | The polnt estimate (difference in sample proportions) is| . (Round to three decimal places, and note the order of subtraction in your hypotheses.) The test statistic is - (Round to two decimal places.) The pvalue is (Round to four decimat places.) We shoutd (Seet an arswer the nult hypothests. There is (Sekect an arower evidence that d) Construct a 95% confidence for the difference in proportion of college graduates who do not have an opinion on this issue than that of non-college graduates. Calculate the standard error. (Round to three decimal places.) Calculate the margin of error,(Round to three decimal places.) Calculate the lower bound. (Round to three decimal places.) Calculate the upper bound.(Round to three decimal places.) Write an appropriate conctusion for this confidence intervat.
A 2010 survey asked 827 randomly sampled registered voters in California "Do you support? Or do you oppose? Drilling for oil and natural gas off the Coast of California? Or do you not know enough to say? Below is the distribution of responses, separated based on whether or not the respondent graduated from college. College grad Noncollege grad Total ETI Support 154 132 286 Oppose 180 126 306 Do not know 104 131 235 Total 438 389 827 ) What percent of college graduates in this sample do not know enough to have an opinion on drilling fr oil and natural gas off the Coast of California?| 6 (Round to the nearest tenth of a percent.) O) What percent of non-college graduates in this sampte do not know enough to have an opinion on drilling for oll and natural gas ofr the Coast of California?| | (Round to the nearest tenth of a percent.) C) Conduct a hypothesis test at the 5% significance level to determine if the data provide strong evidence that the proportion of college graduates who do not have an opinion on this issue is different than that of non- college graduates. Hợ Pc – PNC HẠ: PC - PxC | The polnt estimate (difference in sample proportions) is| . (Round to three decimal places, and note the order of subtraction in your hypotheses.) The test statistic is - (Round to two decimal places.) The pvalue is (Round to four decimat places.) We shoutd (Seet an arswer the nult hypothests. There is (Sekect an arower evidence that d) Construct a 95% confidence for the difference in proportion of college graduates who do not have an opinion on this issue than that of non-college graduates. Calculate the standard error. (Round to three decimal places.) Calculate the margin of error,(Round to three decimal places.) Calculate the lower bound. (Round to three decimal places.) Calculate the upper bound.(Round to three decimal places.) Write an appropriate conctusion for this confidence intervat.
Functions and Change: A Modeling Approach to College Algebra (MindTap Course List)
6th Edition
ISBN:9781337111348
Author:Bruce Crauder, Benny Evans, Alan Noell
Publisher:Bruce Crauder, Benny Evans, Alan Noell
Chapter2: Graphical And Tabular Analysis
Section2.3: Solving Linear Equations
Problem 27E
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827 sample.
n=827
Responses summary table is given above in the question
no.=number
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