My data-price column 3850 3999 5289 5800 5995 6495 6823 6897 6980 6999 6999 7500 7995 8199 8883 8989 8995 9000 9800 9991 10999 11999 12212 12900 13490 14499 15849 17500 18723 20990   Using the price column, recall your box plot from Part 2 and compute the 5 number summary of your data. Find the z score that corresponds to the first quartile. What probability corresponds to this z score? Find the z score that corresponds to the third quartile. What probability corresponds to this z score? In your own words (using complete sentences) describe why these probabilities make sense. (Hint: How do the box plot and the z table relate to one another?)

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.1: Measures Of Center
Problem 13PPS
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My data-price column

3850

3999

5289

5800

5995

6495

6823

6897

6980

6999

6999

7500

7995

8199

8883

8989

8995

9000

9800

9991

10999

11999

12212

12900

13490

14499

15849

17500

18723

20990

 

  1. Using the price column, recall your box plot from Part 2 and compute the 5 number summary of your data.
  2. Find the z score that corresponds to the first quartile.
  3. What probability corresponds to this z score?
  4. Find the z score that corresponds to the third quartile.
  5. What probability corresponds to this z score?
  6. In your own words (using complete sentences) describe why these probabilities make sense. (Hint: How do the box plot and the z table relate to one another?) 
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