24 - It is desired to compare the end-of-term achievements of two faculty members who teach the same course. Among the said faculty members, 220 out of 400 students taught by A and 150 out of 300 students taught by B were successful in the final exam. Find the standard stud of the difference between the ratios. A) 0.138

A First Course in Probability (10th Edition)
10th Edition
ISBN:9780134753119
Author:Sheldon Ross
Publisher:Sheldon Ross
Chapter1: Combinatorial Analysis
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24 - It is desired to compare the end-of-term achievements of two faculty members who teach the same course. Among the said faculty members, 220 out of 400 students taught by A and 150 out of 300 students taught by B were successful in the final exam. Find the standard stud of the difference between the ratios.
A) 0.138



B) 0.035



C) 0.028



D) 0.438



E) 0.038

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