Name I.D. Number Unit 2 Evaluation Evaluation 02 Introduction to Statistics (MTHH 041 055) This evaluation will cover the lessons in this unit. It is open book, meaning you can use your textbook, syllabus, and other course materials. You will need to understand, analyze, and apply the information you have learned in order to answer the questions correctly. To submit the evaluation, follow the directions provided. Multiple-Choice Select the response that best completes the statement or answers the question. 1. What percent of cars have a fuel efficiency within 10 of the mean? a. 32% b. 95% C. 34% d. 68% 2. What percent of cars have a fuel efficiency greater than 10 above the mean? a. 50% b. 16% C. 68% d. 32% 3. What percent of cars have a fuel efficiency less than 20 below the mean? a. 2.5% b. 5% c. 95% d. 99.7% 4. What percent of cars have a fuel efficiency between 10 above the mean and 20 above the mean? a. 34% b. 27% c. 13.5% d. 81.5% Use this information to answer questions 5-9. Suppose a normal model describes the fuel efficiency of cars currently registered in your state. The mean is 29 MPG, with a standard deviation of 5 mpg. Evaluation 153 MTHH 041