Explanation:text() also can be used to add elements to a plot. 8. Which function opens the screen graphics device for the Mac ?
A. bitmap()
B. quartz()
C. pdf()
D. png()
Answer:A
Explanation:text() also can be used to add elements to a plot. 8. Which function opens the screen graphics device for the Mac ?
A. bitmap() B. quartz() C. pdf() D. png()
Explanation:quartz starts a graphics device driver for the Mac. 9. What does the ‘pch’ option to par() control ?