Problem 3 For the table of data below: 10 24 15 31 20 25 37 30 37 35 40 40 40 45 42 (a) Use Excel to find the equation that best fits the data. Print your fitting equation. (b) Fit the data to a line using the pseudo-inverse. Show X and Y matrices. Clearly show equation. (c) Fit the data with a 2nd order polynomial using the pseudo-inverse. Show X and Y matrices. Clearly show equation. 45 (d) For the same values above, estimate Sy dx using the most accurate methods available