Find the interquartile range and quartile deviation for the data in (a) Table 2.29 and (b) Table 2.30. Ans. (a) IR $0.10 and QD ≈ $0.05 (b) IR ≈ $476 and QD ≈ $238

MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
icon
Related questions
Question

Please solve and show complete solution. Thank you!

CHAP. 2]
MEASURES OF DISPERSION
2.38
DESCRIPTIVE STATISTICS
35
Find the interquartile range and quartile deviation for the data in (a) Table 2.29 and (b) Table 2.30.
Ans. (a) IR $0.10 and QD ≈ $0.05 (b) IR≈ $476 and QD ≈ $238
Transcribed Image Text:CHAP. 2] MEASURES OF DISPERSION 2.38 DESCRIPTIVE STATISTICS 35 Find the interquartile range and quartile deviation for the data in (a) Table 2.29 and (b) Table 2.30. Ans. (a) IR $0.10 and QD ≈ $0.05 (b) IR≈ $476 and QD ≈ $238
Table 2.29 Frequency Distribution of
Gasoline Prices
Price, $
1.00-1.04
1.05-1.09
1.10-1.14
1.15-1.19
1.20-1.24
1.25-1.29
Frequency
4
6
DESCRIPTIVE STATISTICS
10,000-11,999
12,000-13,999
14,000-15,999
16,000-17,999
18,000-19,999
20,000-21,999
10
15
8
5
Table 2.30 Frequency Distribution of
Family Incomes
Family Income, $
22,000-23,999
24,000-25,999
26,000-27,999
28,000-29,999
Frequency
12
14
24
15
13
7
6
4
3
2
100
Transcribed Image Text:Table 2.29 Frequency Distribution of Gasoline Prices Price, $ 1.00-1.04 1.05-1.09 1.10-1.14 1.15-1.19 1.20-1.24 1.25-1.29 Frequency 4 6 DESCRIPTIVE STATISTICS 10,000-11,999 12,000-13,999 14,000-15,999 16,000-17,999 18,000-19,999 20,000-21,999 10 15 8 5 Table 2.30 Frequency Distribution of Family Incomes Family Income, $ 22,000-23,999 24,000-25,999 26,000-27,999 28,000-29,999 Frequency 12 14 24 15 13 7 6 4 3 2 100
Expert Solution
steps

Step by step

Solved in 3 steps

Blurred answer
Recommended textbooks for you
MATLAB: An Introduction with Applications
MATLAB: An Introduction with Applications
Statistics
ISBN:
9781119256830
Author:
Amos Gilat
Publisher:
John Wiley & Sons Inc
Probability and Statistics for Engineering and th…
Probability and Statistics for Engineering and th…
Statistics
ISBN:
9781305251809
Author:
Jay L. Devore
Publisher:
Cengage Learning
Statistics for The Behavioral Sciences (MindTap C…
Statistics for The Behavioral Sciences (MindTap C…
Statistics
ISBN:
9781305504912
Author:
Frederick J Gravetter, Larry B. Wallnau
Publisher:
Cengage Learning
Elementary Statistics: Picturing the World (7th E…
Elementary Statistics: Picturing the World (7th E…
Statistics
ISBN:
9780134683416
Author:
Ron Larson, Betsy Farber
Publisher:
PEARSON
The Basic Practice of Statistics
The Basic Practice of Statistics
Statistics
ISBN:
9781319042578
Author:
David S. Moore, William I. Notz, Michael A. Fligner
Publisher:
W. H. Freeman
Introduction to the Practice of Statistics
Introduction to the Practice of Statistics
Statistics
ISBN:
9781319013387
Author:
David S. Moore, George P. McCabe, Bruce A. Craig
Publisher:
W. H. Freeman