Use the following information to answer all questions in this exam. In a recent survey, it...
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Use the following information to answer all questions in this exam. In a recent survey, it was stated that Americans spend an average screen time of 5.4 hours per day. Another surveyor wanted to know if the average time Bellingham residents spend on their screens is different. The surveyor observed a random sample of 18 individuals. Each individual in the sample gave their average sum-total screen time hours per day across all devices and these data points were listed in the following table: 5.1 4.9 4.8 3.6 7.6 5.1 5.1 7.1 3.4 4.5 4.1 4.2 5.7 5.8 7.9 5.4 D Question 8 5 pts What distribution should be used for the test? O Standard Normal Distribution O Student's-T distribution with 17 degrees of freedom, otherwise denoted as t17 O Student's-T distribution with 18 degrees of freedom O Student's-T distribution with 5.1833 degrees of freedom Use the following information to answer all questions in this exam. In a recent survey, it was stated that Americans spend an average screen time of 5.4 hours per day. Another surveyor wanted to know if the average time Bellingham residents spend on their screens is different. The surveyor observed a random sample of 18 individuals. Each individual in the sample gave their average sum-total screen time hours per day across all devices and these data points were listed in the following table: 5.1 4.9 4.8 3.6 7.6 5.1 5.1 7.1 3.4 4.5 4.1 4.2 5.7 5.8 7.9 5.4 D Question 8 5 pts What distribution should be used for the test? O Standard Normal Distribution O Student's-T distribution with 17 degrees of freedom, otherwise denoted as t17 O Student's-T distribution with 18 degrees of freedom O Student's-T distribution with 5.1833 degrees of freedom
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Related Book For
Fundamental Accounting Principles Volume II
ISBN: 978-1259066511
14th Canadian Edition
Authors: Larson Kermit, Jensen Tilly
Posted Date:
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