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.
Basic Statistics: Tales of Distributions 10th Edition
by Spatz, Chris
Published by
Cengage Learning
ISBN 10:
0-49580-891-1
ISBN 13:
978-0-49580-891-6
Chapter 3 - Exploring Data: Central Tendency - Problems - Page 52: 3.8
Update this answer!
You can help us out by revising, improving and updating this answer.
Update this answerAfter you claim an answer you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.
