The value of Q is:

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
Consider the grouped frequency distribution below, in which the speed
(in km/hr) of 40 cars are presented.
Class
Freq, f Midpoint,
fm
fm?
Cum. Freq
(km/hr)
80 < 100 4
100 < 120 9
120 < 140 13
140 < 160 9
160 < 180 5
90
360
32400
4
110
P
108900 13
130
1690
Q
26
202500 s
144500 40
Σfm2
R
1350
170
850
40
Σfm
---
The value of Q is:
O A. 134500
O B. 256900
O C 316700
O D. 219700
Transcribed Image Text:Consider the grouped frequency distribution below, in which the speed (in km/hr) of 40 cars are presented. Class Freq, f Midpoint, fm fm? Cum. Freq (km/hr) 80 < 100 4 100 < 120 9 120 < 140 13 140 < 160 9 160 < 180 5 90 360 32400 4 110 P 108900 13 130 1690 Q 26 202500 s 144500 40 Σfm2 R 1350 170 850 40 Σfm --- The value of Q is: O A. 134500 O B. 256900 O C 316700 O D. 219700
Expert Solution
steps

Step by step

Solved in 2 steps

Blurred answer
Similar questions
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