Exercices, pages 35-40 of text 16,24,25,29,30,31.
Look at the class web site: http://www.stanford.edu/class/stat116/.
For number 16 : Start with two sets as I did in clas find a lower bound
to be a set F that you can
the formula to:
Hint for clover leaf problems:
You need to maximize a function of r that might look too difficult, you may optimize it by using a graph of the function made with your calculator or a computer program, an approximate answer is OK.
Here are the solutions:
PDF file (needs acrobat).
Or a postscript file, (needs ghostview).