Concept explainers
a)
To find which group had highest score.
a)
Answer to Problem 29E
The highest score is from Boys group.
Explanation of Solution
Given:
Calculation:
The highest score is 6 which belong to group of Boys. Hence highest score is from Boys group.
b)
To find which group had greater
b)
Answer to Problem 29E
The greater range is from Boys group.
Explanation of Solution
Given:
Calculation:
The greater difference between maximum and minimum belong to group of Boys. Hence greater range is from Boys group.
c)
To find which group had greater
c)
Answer to Problem 29E
The greater interquartilerange is from Girls group.
Explanation of Solution
Given:
Calculation:
The difference between 4th and 2nd value is greatest for girls. Hence,greater interquartile range is from Girls group.
d)
To find which group appear to be more skewed.
d)
Answer to Problem 29E
Boys.
Explanation of Solution
Given:
Calculation:
The middle value lies closer to the first quartile than the third quartile for group of Boys. While the middle value of the girls lies in the middle between the first and third
e)
To find which group did better in the score.
e)
Answer to Problem 29E
Girls.
Explanation of Solution
Given:
Calculation:
The range of the group of Girls is less. Hence, Girls group did better in the score.
f)
To find the overall
f)
Answer to Problem 29E
The overall mean is 4.376.
Explanation of Solution
Given:
Calculation:
The overall mean is,
Chapter 5 Solutions
Stats: Modeling the World Nasta Edition Grades 9-12
Additional Math Textbook Solutions
Intro Stats, Books a la Carte Edition (5th Edition)
Statistics: The Art and Science of Learning from Data (4th Edition)
Statistics for Psychology
Intro Stats
Basic Business Statistics, Student Value Edition
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