Complete the statements by selecting the correct answer from each drop-down menu. Date Details Price per Share ($) Number of Shares 1-1-17 starting value ($500) 50 10 3-11-17 bought stock 40 10 5-10-17 bought stock 50 30 12-30-17 sold stock 60 50 Carl’s transactions for a year are given in the table. His broker charged him $5 per trade. How much does Carl pay his broker? What is the final return after paying his broker’s fees? Carl’s total brokerage fees were for the year. His final return for the year was after deducting all fees but before paying taxes on the return.

Solve the system. -a+4b+2c=-8 3a+b-4c=9 b=-1 a.(0,11) ,-1,2) c.(1,1,-2) d.(2,-1,-1)

Rockwell hardness of pins of a certain type is known to have a mean value of 50 and a standard deviation of 1.1. (round your answers to four decimal places.) (a) if the distribution is normal, what is the probability that the sample mean hardness for a random sample of 8 pins is at least 51?

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?