This is a short presentation showing the keystrokes needed to show the 5 number statistical summary of a list of numbers.

1. 5 Number Summary Using the TI 83/84 Calculator

2. TI -84 Keystrokes Starting with calculator on, clear screen and the following list of numbers entered into L1 storage. 1, 3, 4, 4, 4, 5

3. TI -84 Keystrokesenter the following keys… Stat Right Arrow, Enter 2nd, 1 (which is L1) Your display should say: 1-Var Stats L1 Chapter 2 3

4. TI -84 Keystrokes (continued) Now press enter again. Your display should now show: Ë = 3.5 Æx = 21 Æxò= 83 Sx = 1.378404875 Çx = 1.258305739 ç n = 6 Chapter 2 4 The down arrow on your display mean that more information is available… use the down arrow to scroll down

6. minX = 1

7. Q1 = 3

8. Med = 4

9. Q3 = 4

10. maxX = 5This is the 5 number summary for the date saved in L1