Basic Statistics: Tales of Distributions 10th Edition

Published by Cengage Learning
ISBN 10: 0-49580-891-1
ISBN 13: 978-0-49580-891-6

Chapter 3 - Exploring Data: Central Tendency - Problems: 3.8

Answer

Here is a table summating the experiment's result for N=60 subjects: Table of Experimental Results Precent X / N 74 / 12 69 / 31 75 / 17

Work Step by Step

We use the formula for the weighted mean to calculate the average percent correct.
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