In one math class, the first exam had an average score of 81.2% with a standard deviation of 10.9%. The second exam had a mean score of 79.3%, with a standard deviation of 19.9%. Based on these numbers, tell whether each
In one math class, the first exam had an average score of 81.2% with a standard deviation of 10.9%. The second exam had a mean score of 79.3%, with a standard deviation of 19.9%. Based on these numbers, tell whether each
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.4: Distributions Of Data
Problem 22PFA
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Question
In one math class, the first exam had an average score of 81.2% with a standard deviation of 10.9%. The second exam had a
Based on these numbers, tell whether each statement is true or false.
1. There were probably some students that took a zero on Exam 1.
The statement is ▼(Choose one(True/False)).
|
2. Most students did better on the second exam.
The statement is ▼(Choose one(True/False)).
|
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