Exercise 5: The relation between two independent variables x and y is given as the empirical expression y=ax+bx3. The experimental data for x and y are given below: x:0.130;0.192;0.232;0.263;0.299;0.326;0.376;0.392;0.416;0.454;0.471;0.492;0.533;0.541y:0.280;0.405;0.504;0.593;0.685;0.749;0.922;0.986;1.049;1.192;1.256;1.332;1.510;1.531 1- Rearrange the equation to plot the graph in simpler form. Scanned with CamScanner 2. Find out the constants ' a ' and ' b ' from the graph. 3- Find out the constants ' a ' and ' b ' from the linear regression, then plot the graph. 4- Calculate the coefficient of correlation r and conclude