Homework Assignment #9

All homework assignments must typed or legibly handwritten, and must show your name, the assignment number, course number, and the date clearly.  Show all your calculations and other work.

Due: Wednesday, May 2

Chapter 12 exercises:  #2, 4 (use the technique covered in class for constructing 95% and 99% CIs for difference between two means to compare blacks and whites, and answer part c), 6, 10, & 12