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a) Calculate the sample mean and sample standard deviation for both the "Unemployment Rate" and "Crime Rate per Thousand Population" variables.

a) Calculate the sample mean and sample standard deviation for both the "Unemployment Rate" and "Crime Rate per Thousand Population" variables.

MATLAB: An Introduction with Applications
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
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How can I work out question 3 (b)?

← 17:43 3 of 3 Question 3 Region North FIN303 Class Test Revision(1).pdf Page 2 of 6 Table 1: Unemployment and Crime in a Sample of 8 U.K. Regions Yorkshire and The Humber Midlands London South Wales Scotland Northern Ireland Unemployment Rate (%) 4.39 3.78 4.42 5.11 3.20 2.66 4.34 2.35 96 101 78 95 70 79 45 59 (Source: data extract and modified from Statista, 2020) Crime Rate per Thousand Population Table 1 shows a sample of 8 U.K. regions in 2020. In theory, we would expect crime rate to be higher in regions where a greater percentage of the population was unemployed. a) Calculate the sample mean and sample standard deviation for both the "Unemployment Rate" and "Crime Rate per Thousand Population" variables. b) Use the information in Table 1 to estimate and interpret the intercept and slope coefficients of a bivariate linear regression model of crime rate per thousand population on unemployment rates: CrimeRate; Bo + B₁ UnemploymentRate; + εi c) Calculate the residual sum of squares (RSS) and total sum of squares (TSS) from the estimated model in b). 0
Transcribed Image Text:← 17:43 3 of 3 Question 3 Region North FIN303 Class Test Revision(1).pdf Page 2 of 6 Table 1: Unemployment and Crime in a Sample of 8 U.K. Regions Yorkshire and The Humber Midlands London South Wales Scotland Northern Ireland Unemployment Rate (%) 4.39 3.78 4.42 5.11 3.20 2.66 4.34 2.35 96 101 78 95 70 79 45 59 (Source: data extract and modified from Statista, 2020) Crime Rate per Thousand Population Table 1 shows a sample of 8 U.K. regions in 2020. In theory, we would expect crime rate to be higher in regions where a greater percentage of the population was unemployed. a) Calculate the sample mean and sample standard deviation for both the "Unemployment Rate" and "Crime Rate per Thousand Population" variables. b) Use the information in Table 1 to estimate and interpret the intercept and slope coefficients of a bivariate linear regression model of crime rate per thousand population on unemployment rates: CrimeRate; Bo + B₁ UnemploymentRate; + εi c) Calculate the residual sum of squares (RSS) and total sum of squares (TSS) from the estimated model in b). 0
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