Python error, i'll give brainliest to whoever

Using least squares fitting, you are to fit the data sets to the following models and solve for the parameters ai , where i is the index of the parameter. the input/output data for the systems are linked in the bblearn site. for each of the systems use matlab to plot the supplied data vs. the model fit on one plot. include your code in the solutions. (a) linear fit "lineardata. mat" y=a1x^3 + a2x^2 + a3x + a4 (b) plant fit "plantdata. mat g(s) = a1/(s + a2)

Complete the sentence based on your knowledge of the professional difficulties faced by music artists. digital technology allows audiences to see free live telecasts of music or dance performances through

Which one of the following is considered a peripheral? a software b mouse c usb connector d motherboard