| Line |
Command or Statement |
Comments |
| 1. |
ClrHome |
Clear Screen |
| 2. |
Disp "SELECT LIST OR" |
Instructions |
| 3. |
,"DATA TO BEGIN -" |
| |
| 4. |
,"USE COMMAS BTWN" |
| |
| 5. |
,"NUMBERS IN LIST" |
| |
| 6. |
,"ENTER n, Σx, Σx²" |
| |
| 7. |
,"FOR DATA" |
End Instructions |
| 8. |
Pause |
|
| 9. |
ClrHome |
|
| 10. |
Float |
|
| 11. |
Menu("STD DEV","LIST",L,"DATA",D |
|
| 12. |
Lbl D |
Input Data |
| 13. |
Disp "DATA Input" |
|
| 14. |
Input "n =",N |
n = sample size |
| 15. |
Input "Σx =",B |
Σx = sumX |
| 16. |
Input "Σx² =",Y |
Σx² = sumXsquared |
| 17. |
Goto X |
|
| 18. |
Lbl L |
Input List |
| 19. |
Disp "LIST Input" |
|
| 20. |
Input "L1=",Str1 |
|
| 21. |
expr("{"+Str1->L1 |
|
| 22. |
ClrHome |
clear screen - calculations |
| 23. |
dim(L1->N |
n dim( calculator formula |
| 24. |
sum(L1->B |
Σx; sum( calculator formula |
| 25. |
sum(L1²->Y |
Σx² sum( calculator formula |
| 26. |
Lbl X |
formula calculations & display |
| 27. |
B/N ->C |
calculates mean x |
| 28. |
((Y - ((B) ²/N))/(N - 1)) ->V |
calculates variance |
| 29. |
√(V) -> S |
standard deviation |
| 30. |
ClrHome |
Clear screen - display |
| 31. |
Disp "n = |
|
| 32. |
Output(1,4,N |
display n |
| 33. |
Disp "Σx = |
|
| 34. |
Output(2,5,B |
display Σx |
| 35. |
Disp "Σx ² = |
|
| 36. |
Output(3,6,Y |
display Σx ² |
| 37. |
Fix 4 |
set decimal to 4 places |
| 38. |
Disp "x = |
|
| 39. |
Output(4,4,C |
display mean (x) |
| 40. |
Disp "S² = |
|
| 41. |
Output(5,5,V |
display variance (S²) |
| 42. |
Disp "S = |
|
| 43. |
Output(6,4,S |
display standard deviation (S) |
| 44. |
Pause |
|
| 45. |
Float |
clear fix 4 (line 37) |
| 46. |
ClrHome |
|
