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In a comparison of the effectiveness of distance learning with traditional classroom instruction, 12 students took a...

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Statistics

In a comparison of the effectiveness of distance learning
with traditional classroom instruction, 12 students
took a business administration course online, while
14 students took it in a classroom. The final
scores were as follows.
Online 64 66 74 69 75 72 77 83 77
91 85 88
Classroom 80 77 74 64 71 80 68 85 83
59 55 75 81 81
Can you conclude that the mean score differs between
the two types of course

Answer & Explanation Solved by verified expert
4.4 Ratings (739 Votes)
Given thataFrom above diagram it is observed that the normality assumptionholds hereTest and CI for Two Variances Online ClassroomMethodNull hypothesis VarianceOnline VarianceClassroom 1Alternative hypothesis VarianceOnline VarianceClassroom not 1Significance level Alpha 005StatisticsVariable N StDev VarianceOnline 12 8572 73477Classroom 14 9250 85566Ratio of standard    See Answer
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