In an attempt to develop a model of wine quality as judged by wine experts, data on alcohol content and wine quality was collected from variants of a particular wine. From a sample of 17 wines, a model was created using the percentages of alcohol to predict wine quality From the results of that regression, b, 0.2777 and Sp₁ = 0.1057. a. At the 0.05 level of significance, is there evidence of a linear relationship between the percentage of alcohol and wine quality? b. Construct a 95% confidence interval estimate of the population slope, ß,. a. Determine the hypotheses for the test. Choose the correct answer below. A. Ho P₁=0 H₁: B, #0 OD. Ho: B₁ 20 H₁: B₁<0 Compute the test statistic. STAT (Round to two decimal places as needed.) OB. Ho Bo≤0 OE. Ho B, 50 H₁ B₁>0 OC. Ho Po≥0 OF. Ho Po=0 H, Po#0
In an attempt to develop a model of wine quality as judged by wine experts, data on alcohol content and wine quality was collected from variants of a particular wine. From a sample of 17 wines, a model was created using the percentages of alcohol to predict wine quality From the results of that regression, b, 0.2777 and Sp₁ = 0.1057. a. At the 0.05 level of significance, is there evidence of a linear relationship between the percentage of alcohol and wine quality? b. Construct a 95% confidence interval estimate of the population slope, ß,. a. Determine the hypotheses for the test. Choose the correct answer below. A. Ho P₁=0 H₁: B, #0 OD. Ho: B₁ 20 H₁: B₁<0 Compute the test statistic. STAT (Round to two decimal places as needed.) OB. Ho Bo≤0 OE. Ho B, 50 H₁ B₁>0 OC. Ho Po≥0 OF. Ho Po=0 H, Po#0
Chapter1: Financial Statements And Business Decisions
Section: Chapter Questions
Problem 1Q
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What is the correct solution for a and b?
Transcribed Image Text:In an attempt to develop a model of wine quality as judged by wine experts, data on alcohol content and wine quality was collected from variants of a particular wine. From a sample of 17 wines, a model was created using the percentages of alcohol to predict wine quality From
the results of that regression, b, 0.2777 and Sp₁ = 0.1057.
a. At the 0.05 level of significance, is there evidence of a linear relationship between the percentage of alcohol and wine quality?
b. Construct a 95% confidence interval estimate of the population slope, ß,.
a. Determine the hypotheses for the test. Choose the correct answer below.
A. Ho P₁=0
H₁: B, #0
OD. Ho: B₁ 20
H₁: B₁<0
Compute the test statistic.
STAT
(Round to two decimal places as needed.)
OB. Ho Bo≤0
OE. Ho B, 50
H₁ B₁>0
OC. Ho Po≥0
OF. Ho Po=0
H, Po#0
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