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The table below gives the retail sale of electricity in billions of kilowatt hours for...

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The table below gives the retail sale of electricity in billions of kilowatt hours for the residential and commercial sectors of the United States Year 2000 2003 2006 2009 2012 2015 Residential billions of kilowatt hours 1 192 1 276 1 400 1 420 1 402 1 390 Let a represent time in years with 0 corresponding to 2000 and let y represent the corresponding residential sales Find the quadratic regression equation for the data y R x ax bx c with a rounded to the nearest hundredth 2 decimal places b rounded to the nearest tenth 1 decimal place and c rounded to the nearest integer Use this quadratic model above to answer this question Predict the residential retail sale of electricity in 2022 Round to the nearest billion of kilowa hours NOTE You may get the wrong answer if you do not use the quadratic model with coefficients rounded as described above billion of kilowatt hours

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