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solutions7.r
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Michi
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#Problem 1 #definition of a straight line function y=function(x,m,b) m*x+b #definition x-Vctor x_vec=seq(-1,3,0.1) #definition y-vector y_vec=y(x_vec,1,0) #plotting x-vector vs. y-vector plot(x_vec, y_vec, type="l", col="black", xlab='x',ylab='f(x)=y') #generating mock data point for 0 <= x <= 2 for 10 equaly spaced points equ_points=10 mock_vec = rep(NA,10) x_vec_2 =seq(0,2, 2/(equ_points-1)) mock_vec = rnorm({1:10},mean = x_vec_2, sd = 0.4) points(x_vec_2,mock_vec, col="red", type="p") ##Problem2 conrel =function(b) b linrel =function(x,m,b) m*x+b quarel =function(x,a,m,b) a*x**2 + m*x+b reso = 10 #the resolution a_val = seq(-4,4,reso) m_val = seq(-4,8,reso) b_val = seq(-2,2,reso)
