Ý nghĩa thực tiễn của giá trị thặng dư trong hoạt động sản xuất kinh doanh của các doanh nghiệp

1. descriptive statistics quickly describe large amounts of data can predict future stock returns with surprising accuracy statisticians understand non-numeric information, like colors refer mainly to patterns that can be found in data 2. a 15% return on a stock means that 15% of the original purchase price of the stock returns to the seller at the end of the year 15% of the people who purchased the stock will see a return the stock is worth 15% more at the end of the year than at the beginning the stock has lost 15% of its value since it was originally sold 3. a stock purchased on january 1 cost $4.35 per share. the same stock, sold on december 31 of the same year, brought in $4.75 per share. what was the approximate return on this stock? 0.09% 109% 1.09% 9% 4. a stock sells for $6.99 on december 31, providing the seller with a 6% annual return. what was the price of the stock at the beginning of the year? $6.59 $1.16 $7.42 $5.84

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Sam owns speedy bricklayers, inc., a company that specializes in bricklaying. to maintain his business's reputation for quick, quality bricklaying, sam requires that all employees are experienced bricklayers. this discriminates against potential employees who have never laid bricks before. sam is likely: