The following table shows the results of a survey of authors by a (fictitious) publishing company. HINT [See Example 5.] New Authors Established Authors Total Successful 2 22 24 Unsuccessful 15 50 65 Total 17 72 89 What percentage of established authors are successful? (Round your answer to two decimal places.) % What percentage of successful authors are established? (Round your answer to two decimal places.) %

The following table shows the results of a survey of authors by a (fictitious) publishing company. HINT [See Example 5.] New Authors Established Authors Total Successful 2 22 24 Unsuccessful 15 50 65 Total 17 72 89 What percentage of established authors are successful? (Round your answer to two decimal places.) % What percentage of successful authors are established? (Round your answer to two decimal places.) %

Advanced Engineering Mathematics

10th Edition

ISBN:9780470458365

Author:Erwin Kreyszig

Publisher:Erwin Kreyszig

Chapter2: Second-order Linear Odes

Section: Chapter Questions

Problem 1RQ

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What is the coefficient of determination for Data Set B? The coefficient of determination for Data Set B is %. (Type an integer or decimal rounded to the nearest tenth as needed.) Full Data Set: 0 Data Set A Data Set B Data Set C y 8.9 y y 3.6 3.1 8.9 2.8 8.9 8.3 15.0 9.4 15.0 8.1 15.0 0.5 4.8 1.2 4.8 3.0 4.8 1.4 6.0 1.0 6.0 8.3 6.0 8.2 14.9 9.0 14.9 8.2 14.9 5.9 11.9 5.0 11.9 1.4 11.9 4.3 9.8 3.4 9.8 1.0 9.8 8.3 15.0 7.4 15.0 7.9 15.0 0.3 4.7 0.1 4.7 5.9 4.7 6.8 13.0 7.5 13.0 5.0 13.0 (This is a reading assessment question. Be certain of your answer because you only get one attempt on this question.)
The values listed below are waiting times (in minutes) of customers at two different banks. At Bank A, customers enter a single waiting line that feeds three teller windows. At Bank B, customers may enter any one of three different lines that have formed at three teller windows. Answer the following questions. Bank A 6.4 6.6 6.7 6.8 7.1 7.3 7.5 7.7 7.7 7.7 Bank B 4.2 5.5 5.7 6.2 6.7 7.8 7.8 8.5 9.3 10.0 Click the icon to view the table of Chi-Square critical values. Construct a 95% confidence interval for the population standard deviation o at Bank A. min< OBank A min (Round two decimal places as needed.) Construct a 95% confidence interval for the population standard deviation o at Bank B. min < OBank B < min (Round to two decimal places as needed.) Interpret the results found in the previous parts. Do the confidence intervals suggest a difference in the variation among waiting times? Does the single-line system or the multiple-line system seem to be a better arrangement? O A. The…
The following table shows the results of a survey of authors by a (fictitious) publishing company. HINT [See Example 5.] New Authors Established Authors Total Successful 3 23 26 Unsuccessful 10 58 68 Total 13 81 94 What percentage of established authors are successful? (Round your answer to two decimal places.) | % What percentage of successful authors are established? (Round your answer to two decimal places.) %
The following table shows the results of a survey of authors by a (fictitious) publishing company. HINT [See Example 5.] Established Authors Total 20 25 60 70 80 95 What percentage of established authors are successful? (Round your answer to two decimal places.) % Successful Unsuccessful New Authors Total 5 10 15 What percentage of successful authors are established? (Round your answer to two decimal places.) %
The following table shows the results of a survey of authors by a (fictitious) publishing company. HINT [See Example 5.] New Authors Established Authors Total Successful 4 28 32 Unsuccessful 20 52 72 Total 24 80 104 What percentage of new authors are unsuccessful? (Give the answer to two decimal places.) % What percentage of unsuccessful authors are new? (Give the answer to two decimal places.)
An instructor is wondering if students who spend more time taking their final exam do better than those who take less time. The following data is gathered. Minutes 57 47 36 83 86 117 87 62 87 86 68 106 95 72 95 Score 96 92 92 77 96 96 81 85 88 96 70 81 77 74 77 What is the coefficient of determination? Multiple Choice −0.128 0.016 0.651 −0.053
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Last two please!