Ticket out the Door


1. Refer to the application at the beginning of the lesson. Compare the interquartile ranges of the temperatures in San Fransco and Columbus.

 

2. Describe how the mean is affected by an outlier.

 

3. Predict the following.

a. If you were to measure the height of all of the students in your school, in which group of students might you find outliers?

b. If you were to measure the weight of all of the students in your school, in which group of students might you find outliers?

 

4. Explain the difference between range as defined in lesson 5-2 and range as defined in this lesson.

 

Find the range, median, upper quartile, lower quartile, and interquartile range of each set of data. Identify any outliers.

5. 16, 24, 11, 17, 19

 

6. 43, 45, 56, 37, 11, 34

 

7.

Top 10 Jobs of the Future
 Job  Average Salary
 Civil Engineer  $55,800
Computer System Analyst   $42,700
Electrical Engineer   $59,100

 Geologist

 $50,800

 High School Teacher

 $32,500

 Pharmacist

 $47,500

 Physical Therapist

 $37,200

 Physician

 $148,000

 Psychologist

 $53,000

 School Principal

 $57,300

 

8.

 

 

9. Refer to the data in Example 1. Find the mean, upper quartile and lower quartile, and the interquartile range for the heights of the players.

 


Return to 5.7