Correlation Instructions: Use the following data to answer the questions. Let's say you are a criminology student and you have collected data on the number of police officers on duty and the crime rate in different cities. You want to determine if there is a correlation between the number of police officers on duty and the crime rate. Police officers on duty (n) City A B C D E 150 180 130 160 200 Crime Rate (per 1,000 inhabitants) 25.5 22.3 27.8 20.1 18.5 Questions: 1. Calculate the Pearson correlation coefficient (r) between the number of police officers on duty and the crime rate. Shows all calculations. 2. Interpret the value of r obtained in question 1 in terms of the strength and direction of the correlation. 3. Explain your conclusion.
Correlation Instructions: Use the following data to answer the questions. Let's say you are a criminology student and you have collected data on the number of police officers on duty and the crime rate in different cities. You want to determine if there is a correlation between the number of police officers on duty and the crime rate. Police officers on duty (n) City A B C D E 150 180 130 160 200 Crime Rate (per 1,000 inhabitants) 25.5 22.3 27.8 20.1 18.5 Questions: 1. Calculate the Pearson correlation coefficient (r) between the number of police officers on duty and the crime rate. Shows all calculations. 2. Interpret the value of r obtained in question 1 in terms of the strength and direction of the correlation. 3. Explain your conclusion.
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
100%
Expert Solution
This question has been solved!
Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.
This is a popular solution!
Trending now
This is a popular solution!
Step by step
Solved in 4 steps with 18 images
Recommended textbooks for you
MATLAB: An Introduction with Applications
Statistics
ISBN:
9781119256830
Author:
Amos Gilat
Publisher:
John Wiley & Sons Inc
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
ISBN:
9781305504912
Author:
Frederick J Gravetter, Larry B. Wallnau
Publisher:
Cengage Learning
MATLAB: An Introduction with Applications
Statistics
ISBN:
9781119256830
Author:
Amos Gilat
Publisher:
John Wiley & Sons Inc
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
ISBN:
9781305504912
Author:
Frederick J Gravetter, Larry B. Wallnau
Publisher:
Cengage Learning
Elementary Statistics: Picturing the World (7th E…
Statistics
ISBN:
9780134683416
Author:
Ron Larson, Betsy Farber
Publisher:
PEARSON
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
Statistics
ISBN:
9781319013387
Author:
David S. Moore, George P. McCabe, Bruce A. Craig
Publisher:
W. H. Freeman