a. Which data set seems more symmetric? Explain. b. Compare the interquartile ranges of the two sets. How do the middle halves of the data sets compare?

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section: Chapter Questions
Problem 13PT
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Assessment
Consider the following tables of information about two groups:
Group 1
Group 2
Mean
30.5
Mean
30.16667
Standard error
3.812857037
Standard error
2.699139
Median
30
Median
26.5
Mode
23
Mode
25
Standard deviation
13.20812422
Standard deviation
9.350093
Sample variance
174.4545455
Sample variance
87.42424
Kurtosis
-0.1863741
Kurtosis
-1.29175
Skewness
0.394849122
Skewness
0.558265
Range
44
Range
26
Minimum
12
Minimum
19
Maximum
56
Maximum
45
Sum
36
Sum
362
Count
12
Count
12
a. Which data set seems more symmetric? Explain.
b. Compare the interquartile ranges of the two sets. How do the middle halves of the data sets
compare?
Transcribed Image Text:Assessment Consider the following tables of information about two groups: Group 1 Group 2 Mean 30.5 Mean 30.16667 Standard error 3.812857037 Standard error 2.699139 Median 30 Median 26.5 Mode 23 Mode 25 Standard deviation 13.20812422 Standard deviation 9.350093 Sample variance 174.4545455 Sample variance 87.42424 Kurtosis -0.1863741 Kurtosis -1.29175 Skewness 0.394849122 Skewness 0.558265 Range 44 Range 26 Minimum 12 Minimum 19 Maximum 56 Maximum 45 Sum 36 Sum 362 Count 12 Count 12 a. Which data set seems more symmetric? Explain. b. Compare the interquartile ranges of the two sets. How do the middle halves of the data sets compare?
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