Mathematics, 18.12.2019 01:31 tyshunstephens0
Aresearcher wishes to estimate the proportion of adults who have high-speed internet access. what size sample should be obtained if she wishes the estimate to be within 0.03 95% confidence ifa) she uses a previous estimate of 0.36? b) she does not use any prior estimates?
Answers: 1
Mathematics, 21.06.2019 18:00
Describe the relationship between the angles of similar triangles and the sides of similar triangles
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Mathematics, 21.06.2019 18:20
Do social recommendations increase ad effectiveness? a study of online video viewers compared viewers who arrived at an advertising video for a particular brand by following a social media recommendation link to viewers who arrived at the same video by web browsing. data were collected on whether the viewer could correctly recall the brand being advertised after seeing the video. the results are given below.correctly recalled the brandarrival 409153browsing20484b. conduct the hypothesis test, using the 0.025 level of significance.what is the value of the test statistic? χ2stat=what is the p-value? p-value=is this value significant atα=0.025?
Answers: 2
Mathematics, 21.06.2019 18:30
What describes horizontal cross section of the right rectangle 6m 8m 5m
Answers: 1
Aresearcher wishes to estimate the proportion of adults who have high-speed internet access. what si...
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