0722デフォルトの名無しさん
2018/05/23(水) 16:20:34.21ID:xYq3JC1R単に公式に当てはめればいい
$data = import-csv "csvのパス" -Header X,Y
$meanX = $data.X | measure -Average | select -expand Average
$meanY = $data.Y | measure -Average | select -expand Average
$sd = $data | foreach { ($_.X - $meanX) * ($_.X - $meanX) } | measure -Average | select -expand Average
$cd = $data | foreach { ($_.X - $meanX) * ($_.Y - $meanY) } | measure -Average | select -expand Average
$slope = $cd / $sd
$meanY - $slope * $meanX