The wall street journal reported that bachelor's degree recipients with majors in business received average starting salaries of $53,900 in 2012 (the wall street journal, march 17, 2014). the results for a sample of 100 business majors receiving a bachelor's degree in 2013 showed a mean starting salary of $55,144 with a sample standard deviation of $5,200. conduct a hypothesis test to determine whether the mean starting salary for business majors in 2013 is greater than the mean starting salary in 2012. use = .01 as the level of significance.

Josephine has a great garden with and area of 2x2 + x - 6 square feet

Weak battery is considered to be a part of routine a. inspection b. wear and tear c. maintenance d. check

Quick! a survey of 57 customers was taken at a bookstore regarding the types of books purchased. the survey found that 33 customers purchased mysteries, 25 purchased science fiction, 18 purchased romance novels, 12 purchased mysteries and science fiction, 9 purchased mysteries and romance novels, 6 purchased science fiction and romance novels, and 2 purchased all three types of books. a) how many of the customers surveyed purchased only mysteries? b) how many purchased mysteries and science fiction, but not romance novels? c) how many purchased mysteries or science fiction? d) how many purchased mysteries or science fiction, but not romance novels? e) how many purchased exactly two types of books?