1. SEL Lab 4 Instructor: Chris Knapp Grader: Dan

2. Understanding Cross Tabs Left Handed Right Handed Female 36328 Male 35240

3. Understanding Cross Tabs Left Handed Right Handed Female 36328364 Male 35240275 71568639

4. Understanding Cross Tabs Left Handed Right Handed Female 36328364 Male 35240275 71568639 Percentage of students that are Left Handed: 71/639 = 11.1%

5. Understanding Cross Tabs Left Handed Right Handed Female 36328364 Male 35240275 71568639 Percentage of students that are Female: 364/639 = 57.0%

6. Understanding Cross Tabs Left Handed Right Handed Female 36328364 Male 35240275 71568639 Percentage of students that are Female and Left Handed:

7. Understanding Cross Tabs Left Handed Right Handed Female 36328364 Male 35240275 71568639 Percentage of students that are Female and Left Handed:

8. Understanding Cross Tabs Left Handed Right Handed Female 36328364 Male 35240275 71568639 Percentage of students that are Female and Left Handed:

9. Understanding Cross Tabs Left Handed Right Handed Female 36328364 Male 35240275 71568639 Percentage of students that are Female and Left Handed: 36/639 = 5.6%

10. Understanding Cross Tabs Left Handed Right Handed Female 36328364 Male 35240275 71568639 Percentage of students that are Female and Left Handed: 36/639 = 5.6% “intersection”

11. Understanding Cross Tabs Left Handed Right Handed Female 36328364 Male 35240275 71568639 Percentage of students that are Right Handed and Left Handed:

12. Understanding Cross Tabs Percentage of students that are Right Handed and Left Handed: Left Handed Right Handed Female 36328364 Male 35240275 71568639

13. Understanding Cross Tabs Left Handed Right Handed Female 36328364 Male 35240275 71568639 Percentage of students that are Right Handed and Left Handed: 0/639 = 0.0%

14. Understanding Cross Tabs Left Handed Right Handed Female 36328364 Male 35240275 71568639 Percentage of students that are Female or Left Handed:

15. Understanding Cross Tabs Left Handed Right Handed Female 36328364 Male 35240275 71568639 Percentage of students that are Female or Left Handed:

16. Understanding Cross Tabs Left Handed Right Handed Female 36328364 Male 35240275 71568639 Percentage of students that are Female or Left Handed:

17. Understanding Cross Tabs Left Handed Right Handed Female 36328364 Male 35240275 71568639 Percentage of students that are Female or Left Handed:

18. Understanding Cross Tabs Left Handed Right Handed Female 36328364 Male 35240275 71568639 Percentage of students that are Female or Left Handed: (36+328+35)/639 = 62.4%

19. Understanding Cross Tabs Left Handed Right Handed Female 36328364 Male 35240275 71568639 Percentage of students that are Female or Left Handed: (36+328+35)/639 = 62.4% “all numbers”

20. Understanding Cross Tabs Percentage of students that are Right Handed or Left Handed: Left Handed Right Handed Female 36328364 Male 35240275 71568639

21. Understanding Cross Tabs Left Handed Right Handed Female 36328364 Male 35240275 71568639 Percentage of students that are Right Handed or Left Handed:

22. Understanding Cross Tabs Left Handed Right Handed Female 36328364 Male 35240275 71568639 Percentage of students that are Right Handed or Left Handed:

23. Understanding Cross Tabs Left Handed Right Handed Female 36328364 Male 35240275 71568639 Percentage of students that are Right Handed or Left Handed: (36+328+35+240)/639 = 100.0%

24. Understanding Cross Tabs Percentage of students that are Right Handed: Left Handed Right Handed Female 36328364 Male 35240275 71568639 females

25. Understanding Cross Tabs Percentage of students that are Right Handed: Left Handed Right Handed Female 36328364 Male 35240275 71568639 females

26. Understanding Cross Tabs Percentage of students that are Right Handed: Left Handed Right Handed Female 36328364 Male 35240275 71568639 females

27. Understanding Cross Tabs Percentage of students that are Right Handed: Left Handed Right Handed Female 36328364 Male 35240275 71568639 females 328/364 = 90.1%

28. Understanding Cross Tabs Percentage of students that are not Right Handed: Left Handed Right Handed Female 36328364 Male 35240275 71568639 71/639 = 11.1%

29. Understanding Cross Tabs Short-hand Notation: Let F=Female,M=Male R=Right Handed,L=Left Handed Left Handed Right Handed Female 36328364 Male 35240275 71568639 Percentage of students that are Left Handed: P[L]= 71/639 Percentage of students that are Female: P[F]= 364/639 Percentage of students that are Left Handed and Female:P[L and F] = 36/639 Percentage of students that are Left Handed or Female:P[L or F] = (36+328+35)/639 Percentage of females that are Right Handed:P[R | F] = 328/364 Percentage of students that are not Right Handed:P[not R] = 71/639

30. Open this PPT From Class Webpage http://gozips.uakron.edu/~crk32/home.html

31. Open Minitab 1) File > Open Worksheet 2) Select “apps …” 3) Select “Stats Lab” 4) Select “Survey Lab Data”