(08.04 MC) The grades on the last art exam had a mean of 75%. Assume the population of grades on art exams is known to be distributed normally, with a standard deviation of 7%. Using the empirical rule, approximately what percent of students earn a score between 75% and 82%?

(07.03 LC) What are the explicit equation and domain for a geometric sequence with a first term of 4 and a second term of −12?

(08.04 MC) Baking times at the cookie baking competition are normally distributed, with a mean time of 11 minutes and a standard deviation of 2 minutes. Using the empirical rule, approximately what percent of cookies are finished baking between 7 and 15 minutes?

(05.01) If $125 is invested at an interest rate of 18% per year and is compounded continuously, how much will the investment be worth in 2 years? Use the continuous compound interest formula A = Pert.

(Graphing Linear Equations MC)A restaurant at the food court in a mall is offering a lunch special. The table shows the relationship between the number of side dishes and the total cost of the special. Restaurant Number of Side Dishes Total Cost 2 $8.25 4 $11.25 5 $12.75 8 $17.25 Which of the following graphs shows the relationship given in the table?

(08.04 MC) The grades on the last history exam had a mean of 80%. Assume the population of grades on history exams is known to be distributed normally, with a standard deviation of 5%. Using the empirical rule, approximately what percent of students earned a score between 70% and 80%?

(05.05 LC) Which of the following represents the graph of f(x) = 4x − 2?

(08.05 MC) A hospital gives a survey to all surgical patients asking them to rate the quality of their hospital experience. One month after surgery, the hospital contacts the patients again to ask if there were any complications from the surgery. Last year, the results of the surveys showed that of the patients who had a poor hospital experience, 40% had post-surgical complications. What conclusion can be drawn from this study?

1.  [1]！我的钱包不见了！ 2. 你 [2]说了什么？我没听到，你能再说一次吗？ 3. 他[3]喝了几杯可乐？ 4. 我[4]不会说法语。 5. 她[5]的衣服是白色，现在变成蓝色了。  

(08.05 MC) A dentist office gives a survey to all wisdom teeth extraction patients asking them to rate the quality of their dental experience. One month after wisdom teeth extraction, the dentist contacts the patients again to ask if there were any complications from the extraction. Last year, the results of the surveys showed that of the patients who had a poor dental experience, 37% had post-extraction complications. What conclusion can be drawn from this study?