Complete the paragraph pertaining to professionals required for starting a film. Ricky is a film producer. He wants to make a youth-centric film about the issues that today’s youths face. To get started on this project, he needs the help of aand a

Least square fit to polynomial write a function leastsquarefit3pol that solves a linear system of equations to find a least squares fit of a third order polynomial to an experimental data set given as two row arrays. the function leastsquarefit3pol must explicitly solve a set of linear equations and cannot use polyfit. there should be no restriction on the size of the problem that can be solved.