1. Is there evidence to indicate that the -intercept is statically significantly different from 0, Type I error rate = 0.05?

2. From what you are given, do the -residuals- appear .to follow a Gau ssian distribution?

3. Is there evidence of -bias- in the -'estimation of height?

4. Does the height of an object affect the accuracy of estimation of an object heights?

Estimate Std.Error T value P(>[TD) Height 1.010 0.015 67.877 (Intercept) -0.943 0.781 -1.208 0.245 fitted values vs residual 2- resid 0- -2- 25 50 75 100 fitted.values q-q plot 4- 2- observed quantile 0- -1 -2 theorectical quauntile