The data below give the speeds, as measured by radar, of a random sample of 10 vehicles traveling on I-95. Calculate the first, second, and third quartiles of the data. Also determine the interquartile range. 108 75 64 90 74 71 84 61 82 66 Q1 Q2 74.5 Q3 IQR
The data below give the speeds, as measured by radar, of a random sample of 10 vehicles traveling on I-95. Calculate the first, second, and third quartiles of the data. Also determine the interquartile range. 108 75 64 90 74 71 84 61 82 66 Q1 Q2 74.5 Q3 IQR
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
Related questions
Question
#12). Please show how you solved the problem. Circle answers. Q2 is already provided.

Transcribed Image Text:The data below give the speeds, as measured by radar, of a random sample of 10 vehicles traveling on l-95.
Calculate the first, second, and third quartiles of the data. Also determine the interquartile range.
108
75
64
90
74
71
84
61
82
66
Q1
Q2
74.5
Q3
IQR
Hint: Remember, Q2 is synonymous with the median (middle value of a ranked data set). Furthermore, Q1
is the median of the lower half of data whereas Q3 is the median of the upper half of data. Consequently,
one needs to begin by identifying Q2.
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