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Math Help - Least squares regression sum must be zero

  1. #1
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    Least squares regression sum must be zero

    b_{o}=\bar{y}-b_{i}x

    Guys how do l show that the sum of residuals is zero when l am given this equation ? How do l prove it ?
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  2. #2
    Grand Panjandrum
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    Quote Originally Posted by nyasha View Post
    b_{o}=\bar{y}-b_{i}x

    Guys how do l show that the sum of residuals is zero when l am given this equation ? How do l prove it ?
    You could start by explaining the notation and providing more context

    CB
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