For the table below. What formula in excel is used calculate the standard error and errorDelta columns please?

The table below shows the predictions made by the model and sum of squared error calcu- lation based on these predictions. Initial Weights w [0]: -59.50 w [1]: -0.15 w [2]: 0.60 Iteration 1 Squared ID errorDelta errorDelta OXYCON Prediction errorDelta Error Error - 5D O Ja VIA WNA (D, w [0]) 17.15 (D, w[1]) 37.99 (D, w [ 2]) 20.84 434.41 20.84 854.54 47.34 2,876.26 26.00 21.34 455.41 21.34 896.29 44.38 3,265.05 25.55 18.83 354.60 18.83 696.74 28.17 2,843.45 13.40 14.77 218.27 14.77 679.60 27.07 1,964.93 8.90 18.17 330.09 18.17 872.08 37.85 2,289.20 20.90 16.95 287.35 16.95 745.86 44.72 2,457.94 28.85 15.87 251.91 15.87 682.48 2,507.71 36.42 19.40 17.02 289.72 17.02 31.21 782.98 2,434.04 17.75 13.46 181.26 13.46 498.14 54.85 1,857.92 29.60 25.25 637.57 25.25 959.50 39.84 3,989.52 19.85 19.99 399.47 19.99 12 859.44 30.83 2,858.12 16.85 13.98 195.52 13.98 601.25 1,929.61 Sum 4,035.56 216.48 9,128.90 Sum of squared errors (Sum/2) 3,1273.77 2,017.78