A study is being conducted in which a variable of interest has 2,020 observations. The minimum value in the data set is 400 points and the maximum is 2,050 points. (A) Use the 2k ≥ n guideline to determine the minimum number of classes to use in developing a grouped data frequency distribution. Answer (A) : the value of k is k =   (B) Based on the answer to part a, determine the class width that should be used. Answer (B) : The width of the class must be    points     A set of data has values that vary from 30.2 to 97.8. If these values are grouped into eight classes, what class interval width did you choose (round up to tne next integer value)?

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

A study is being conducted in which a variable of interest has 2,020 observations. The minimum value in the data set is 400 points and the maximum is 2,050 points.

(A) Use the 2k ≥ n guideline to determine the minimum number of classes to use in developing a grouped data frequency distribution.

Answer (A) : the value of k is k =  

(B) Based on the answer to part a, determine the class width that should be used.

Answer (B) : The width of the class must be    points

 
 


A set of data has values that vary from 30.2 to 97.8. If these values are grouped into eight classes, what class interval width did you choose (round up to tne next integer value)?

Expert Solution
steps

Step by step

Solved in 2 steps

Blurred answer
Similar questions
  • SEE MORE 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