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Hi , I am using the plot function for some data , and the plot is coming back pure black , with scales on the side . Regards Malcolm [[alternative HTML version deleted]]

Hi , I am struggling with these two question . Any help would be appreciated ,Im looking at doing them on r ? 1. Tests for indications of asbestos in the lungs of employees at an insulation manufacturer resulted in four persons with positive indications of asbestos being sent to a medical center for further testing . if 45% of the employees have positive indications of asbestos in their lungs ,

Hi , I am struggling with two problems : 1. simple.lm - where do i find the package that installs that ... i have a looked on the help files and it says simple .... but when i go to cran through load.packages() it does not come up ? 2. whenever I use qq.plot through library(car) it mentions i need a graphics device ? perhaps you could me there as i loaded a graphics device and got an error .,