from 1980 to 2000, the annual profit of a company was determined by subtracting the product of $25,000 and the number of years either before or after 1990 from $625,000. Which of the following equations below could be used to determine in which year, x, the profit was $550,000?

Identify the statement below as either descriptive or inferential statistics. upper a certain website sold an average of 117 books per day last week. is the statement an example of descriptive or inferential statistics? a. it is an example of descriptive statistics because it uses a sample to make a claim about a population. b. it is an example of inferential statistics because it uses a sample to make a claim about a population. c. it is an example of inferential statistics because it summarizes the information in a sample. d. it is an example of descriptive statistics because it summarizes the information in a sample.