I.

I. USE THE INFORMATION BELOW TO ANSWER PROBLEMS 1 THROUGH NN. 1. Which of the following two variables are both quantitative and continuous? 1. The lifetime of a light bulb. 2. The manufacturer of a new automobile. 3. The number of passes thrown by a quarterback in a football game. 4. The time it takes to cook a vegetable for dinner. a) 1 and 4 b) 1 and 2 c) 1 and 3 d) 2 and 4 USE THE INFORMATION BELOW TO ANSWER QUESTIONS 2 AND 3 Below is a histogram displaying the quiz scores of a class of 35 students, with scores ranging between 10 and 100. r e s 9 us e n 10 20 40 80 90 100 Quiz Score 2. Choose the statement that best describes the distribution. a) The distribution is mound-shaped and symmetric b) The range is approximately 60 c) The median is larger than the mean d) Approximately 75% of the student quiz scores are above 40 3. Choose an estimate for the median and the mean that best fit this distribution. a) median 78 and mean = 72 b) median 79 and mean = 77 c) median 83 and mean = 79 d) median =84 and mean = 85