Based on this confidence interval, would you reject the null hypothesis or fail to reject the null hypothesis if you had conducted a two-tailed hypothesis test with alpha = .05 to see if there is a significant difference between the two groups? Explain.
Based on this confidence interval, would you reject the null hypothesis or fail to reject the null hypothesis if you had conducted a two-tailed hypothesis test with alpha = .05 to see if there is a significant difference between the two groups? Explain.
Holt Mcdougal Larson Pre-algebra: Student Edition 2012
1st Edition
ISBN:9780547587776
Author:HOLT MCDOUGAL
Publisher:HOLT MCDOUGAL
Chapter11: Data Analysis And Probability
Section: Chapter Questions
Problem 8CR
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Question
Suppose you surveyed a sample of 100 in-state students at public colleges in Pennsylvania and a sample of 100 in-state students at public colleges in Ohio and found that the average difference in tuition between the two groups is $2,982, 95%CIs[$1,769, $4,195]. Based on this confidence interval, would you reject the null hypothesis or fail to reject the null hypothesis if you had conducted a two-tailed hypothesis test with alpha = .05 to see if there is a significant difference between the two groups? Explain.
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