A test of abstract reasoning is given to a random sample of 10 students before and after completing a formal logic course. The results are shown below. Do the data provide enough evidence to show that the mean score after the course is greater than the mean score before the course? What's the difference between population means for the scores? score before 73, 77, 70, 77, 74, 67, 95, 83, 75, 84, 85 score after 79, 83, 75, 88, 84, 69, 95, 84, 91, 86 What is the value of the test statistic? Round to 4 decimal places if necessary.

A test of abstract reasoning is given to a random sample of 10 students before and after completing a formal logic course. The results are shown below. Do the data provide enough evidence to show that the mean score after the course is greater than the mean score before the course? What's the difference between population means for the scores? score before 73, 77, 70, 77, 74, 67, 95, 83, 75, 84, 85 score after 79, 83, 75, 88, 84, 69, 95, 84, 91, 86 What is the value of the test statistic? Round to 4 decimal places if necessary.

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018

18th Edition

ISBN:9780079039897

Author:Carter

Publisher:Carter

Chapter10: Statistics

Section10.1: Measures Of Center

Problem 13PPS

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