Question: Identify and remove relevant points: Identify one point on each scatter plot that has the greatest impact on the model by using residual plots. Describe

Identify and remove relevant points: Identify one point on each scatter plot that has the greatest impact on the model by using residual plots. Describe the percentile that the point would be if the data was normally distributed, by using the mean, standard deviation and z-score. Describe the impact of the point by comparing the new linear model to the original. Please show all work from the information provided.

Identify and remove relevant points: Identify one

O A B C D E F G H Data by year Arson Canada Adults Youth Mean Charges Canada Median Charges Canada Mode 2010 1226 707 519 929.6 900 #N/A 2011 909 540 369 Mean Adults Charges Median Adult Charges Mode Adult Charges 2012 1070 626 444 624.6 625 #N/A 2013 995 624 371 Mean Youth Charges Median Youth Charges Mode Youth Charges 2014 924 634 290 305 276.5 #N/A 2015 814 551 263 Standard Deviation Standard Deviation Adult Standard Deviation Youth 2016 816 596 220 134.28 55.29 116.23 2017 809 613 196 Charges Total Quartile Adult Total Quartile Youth Total Quartile 2018 891 705 186 Q1 822.5 600.25 202 2019 842 650 192 Q2 900 625 276.5 Totals 9296 6246 3050 Q3 977.25 646 370.5 % of Total 67.19% 32.81% Quart. Max 1226 707 519 Quart. Min 809 540 186 Range Arson Total Range Adult Charges Range Youth Charges Max-Min 417 167 333 Min 809 540 186 Max 1226 707 519 Variance Arson Canada Variance Adult Changes Variance Youth Changes 18030.49 3057.38 13510.44 3 Adult Arson Charges 750 700 y = 2.4848X - 4381.1 650 600 550 y = 0.3101x R= 0.0043 500 450 400 Adult Arson Charges 350 300 250 200 150 100 50 0 2009 2010 2011 2012 2017 2018 2019 2020 2013 2014 2015 2016 Years for Data with Arson Youth Arson Charges 550 500 450 400 350 y = 0.1513x R? = -0.007 300 Youth Arson Charges 250 200 150 y = -36.024x + 72876 100 50 0 2009 2010 2011 2012 2013 2014 2015 2016 2017 2018 2019 2020 Years for Data with Arson O A B C D E F G H Data by year Arson Canada Adults Youth Mean Charges Canada Median Charges Canada Mode 2010 1226 707 519 929.6 900 #N/A 2011 909 540 369 Mean Adults Charges Median Adult Charges Mode Adult Charges 2012 1070 626 444 624.6 625 #N/A 2013 995 624 371 Mean Youth Charges Median Youth Charges Mode Youth Charges 2014 924 634 290 305 276.5 #N/A 2015 814 551 263 Standard Deviation Standard Deviation Adult Standard Deviation Youth 2016 816 596 220 134.28 55.29 116.23 2017 809 613 196 Charges Total Quartile Adult Total Quartile Youth Total Quartile 2018 891 705 186 Q1 822.5 600.25 202 2019 842 650 192 Q2 900 625 276.5 Totals 9296 6246 3050 Q3 977.25 646 370.5 % of Total 67.19% 32.81% Quart. Max 1226 707 519 Quart. Min 809 540 186 Range Arson Total Range Adult Charges Range Youth Charges Max-Min 417 167 333 Min 809 540 186 Max 1226 707 519 Variance Arson Canada Variance Adult Changes Variance Youth Changes 18030.49 3057.38 13510.44 3 Adult Arson Charges 750 700 y = 2.4848X - 4381.1 650 600 550 y = 0.3101x R= 0.0043 500 450 400 Adult Arson Charges 350 300 250 200 150 100 50 0 2009 2010 2011 2012 2017 2018 2019 2020 2013 2014 2015 2016 Years for Data with Arson Youth Arson Charges 550 500 450 400 350 y = 0.1513x R? = -0.007 300 Youth Arson Charges 250 200 150 y = -36.024x + 72876 100 50 0 2009 2010 2011 2012 2013 2014 2015 2016 2017 2018 2019 2020 Years for Data with Arson

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