Question 7 (1 point) During the year you made the following purchase of stock in Hydro l| Month Number of shares Price Jan 100 $15 Feb 150 $18 Mar ? $12.00 In March you had the opportunity to purchase some shares at a discount. How many shares did you purchase if you paid $12.00 and this dropped the weighted average price per share to $15.00? Your Answer: :] Answer Question 8 (1 point) During the year you made the following purchase of stock in Hydro ll Month Number of shares Price Jan 100 $15 Feb 150 $18 Mar 210 $22 What is the weighted mean price per share? Your Answer: :] Answer Question 9 (1 point) Students writing the college admissions test have an average age of 25 with a standard deviation of 2 years the distribution is left skewed. At least what percentage of students will be between (25 -5.0) years old and (25+5.0) years old? Your Answer: :]