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It is claimed that the average sale at Starbucks is eleven dollars. A random sample of 20 transactions were observed and yeilded a mean of 10.39 dollars. Assuming that o = 2.61 dollars, do we have enough evidence to show that the mean is less than eleven dollars? Use a = 0.01 and use our tables. Select the correct null and alternative hypotheses: OA. Ho: X 10.39,HA: X < 10.39 Ο B. Ho : μ = 11,HA : μ > 11 OC. Ho: p= 11,HA: 11 OD. Ho: X = 10.39,HA X> 10.39 OE. Ho: X = 10.39,HA: X Ο F. Ho : μ = 11,HA : μ < 11 OG. None of the above 10.39 Select the type of distribution to be used in this question: OA. t-distribution OB. Z-distribution OC. Chi-Square distribution D. None of the above The rejection region for this test is: OA. (-∞, -1.645) OB. (2.575, ∞) OC. (1.645, ∞) OD. (-∞, -2.575) U (2.575, ∞) OE. (-∞, -2.575) OF. (2.33, ∞) OG. (-∞, -2.33) OH. (-∞, -2.33) U (2.33,00) OI. (-∞, -1.645) U (1.645, ∞) OJ. None of the above Test statistic = The conclusion for this test is: OA. Fail to Reject HA OB. Reject HA OC. Fail to Reject Ho D. Reject Ho OE. None of the above

It is claimed that the average sale at Starbucks is eleven dollars. A random sample of 20 transactions were observed and yeilded a mean of 10.39 dollars. Assuming that o = 2.61 dollars, do we have enough evidence to show that the mean is less than eleven dollars? Use a = 0.01 and use our tables. Select the correct null and alternative hypotheses: OA. Ho: X 10.39,HA: X < 10.39 Ο B. Ho : μ = 11,HA : μ > 11 OC. Ho: p= 11,HA: 11 OD. Ho: X = 10.39,HA X> 10.39 OE. Ho: X = 10.39,HA: X Ο F. Ho : μ = 11,HA : μ < 11 OG. None of the above 10.39 Select the type of distribution to be used in this question: OA. t-distribution OB. Z-distribution OC. Chi-Square distribution D. None of the above The rejection region for this test is: OA. (-∞, -1.645) OB. (2.575, ∞) OC. (1.645, ∞) OD. (-∞, -2.575) U (2.575, ∞) OE. (-∞, -2.575) OF. (2.33, ∞) OG. (-∞, -2.33) OH. (-∞, -2.33) U (2.33,00) OI. (-∞, -1.645) U (1.645, ∞) OJ. None of the above Test statistic = The conclusion for this test is: OA. Fail to Reject HA OB. Reject HA OC. Fail to Reject Ho D. Reject Ho OE. None of the above

Holt Mcdougal Larson Pre-algebra: Student Edition 2012
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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It is claimed that the average sale at Starbucks is eleven dollars. A random sample of 20 transactions were observed and yeilded a mean of 10.39 dollars. Assuming that o = 2.61 dollars, do we have enough evidence to show that the mean is less than eleven dollars? Use a = 0.01 and use our tables. Select the correct null and alternative hypotheses: OA. Ho: X = 10.39,HA: X < 10.39 Ο B. Ho : μ = 11,HA : μ > 11 OC. Ho μ = 11,HA:μ ‡ 11 OD. Ho X = 10.39,H₁ X > 10.39 10.39 OE. Ho: X = 10.39,HA: X O F. Ho : μ = 11,HA : μ < 11 OG. None of the above Select the type of distribution to be used in this question: A. t-distribution OB. Z-distribution OC. Chi-Square distribution OD. None of the above The rejection region for this test is: OA. (-∞, -1.645) OB. (2.575, ∞) OC. (1.645, ∞) OD. (-∞, -2.575) U (2.575, ∞) OE. (-∞, -2.575) OF. (2.33, ∞) OG. (-∞, -2.33) OH. (-∞, -2.33) U (2.33,00) OI. (-∞, -1.645) U (1.645, ∞) OJ. None of the above Test statistic = The conclusion for this test is: OA. Fail to Reject HA OB. Reject HA OC. Fail to Reject Ho DOC D. Reject Ho OE. None of the above
Transcribed Image Text:It is claimed that the average sale at Starbucks is eleven dollars. A random sample of 20 transactions were observed and yeilded a mean of 10.39 dollars. Assuming that o = 2.61 dollars, do we have enough evidence to show that the mean is less than eleven dollars? Use a = 0.01 and use our tables. Select the correct null and alternative hypotheses: OA. Ho: X = 10.39,HA: X < 10.39 Ο B. Ho : μ = 11,HA : μ > 11 OC. Ho μ = 11,HA:μ ‡ 11 OD. Ho X = 10.39,H₁ X > 10.39 10.39 OE. Ho: X = 10.39,HA: X O F. Ho : μ = 11,HA : μ < 11 OG. None of the above Select the type of distribution to be used in this question: A. t-distribution OB. Z-distribution OC. Chi-Square distribution OD. None of the above The rejection region for this test is: OA. (-∞, -1.645) OB. (2.575, ∞) OC. (1.645, ∞) OD. (-∞, -2.575) U (2.575, ∞) OE. (-∞, -2.575) OF. (2.33, ∞) OG. (-∞, -2.33) OH. (-∞, -2.33) U (2.33,00) OI. (-∞, -1.645) U (1.645, ∞) OJ. None of the above Test statistic = The conclusion for this test is: OA. Fail to Reject HA OB. Reject HA OC. Fail to Reject Ho DOC D. Reject Ho OE. None of the above
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