Matlab question for professionals

Question

a) Write a MATLAB script that fits a straight line and to the data set given below and plots the given data as points(o) and fitted data as a line.

d |15.5 33.07 53.39 140.24 301.03 _________________________________________

F | 0.0491 0.0981 0.1962 0.4905 0.9810

b) Use MS Excel to fit a straight line to the data set given above. Plot given data and fitted line. For F=md+n, find the values of m and n.

Answer 1

Partial answer:

1. Explore the functions 'polyfit' and 'plot'. In Matlab, you can use the command >>doc fun to show documentation for any matlab function fun.
2. After you plot your data in Excel, you should be able to right-click on the plot and perform a linear regression.