Calculate for the mean, MAD and MAD squared using the chart below. The data set below gives the waiting times (in minutes) of several people at a department of motor vehicles service center. 41,66,54,42,68,53,30,30,50,3,8,4,8,4,7 x MAD (x-x̄) MAD squared (x-x̄)2 TOTAL Compute for the sample variance (Show your computation) Compute for the standard deviation (Show your computation) Plot the normal curve and indicate the value of -3σ, -2σ, -1σ, mean, 1σ, 2σ and 2σ. Describe the variability on the waiting times (in minutes) of several people at a department of motor vehicles service center (Descriptive statistics, inferential statistics and recommendation)

MATLAB: An Introduction with Applications
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ISBN:9781119256830
Author:Amos Gilat
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  1. Calculate for the mean, MAD and MAD squared using the chart below.

The data set below gives the waiting times (in minutes) of several people at a department of motor vehicles service center.

41,66,54,42,68,53,30,30,50,3,8,4,8,4,7 

x

MAD

(x-x̄)

MAD squared

(x-x̄)2

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

TOTAL

 

 

Compute for the sample variance (Show your computation)

Compute for the standard deviation (Show your computation)

Plot the normal curve and indicate the value of -3σ, -2σ, -1σ, mean, 1σ, 2σ and 2σ.

Describe the variability on the waiting times (in minutes) of several people at a department of motor vehicles service center (Descriptive statistics, inferential statistics and recommendation)

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