(42S) UTPN Programme

[Gerald H]

0. { 21-Byte Prgm }
1. †LBL "FXACC"
2. FIX IND ST X
3. +/-
4. 10^X
5. STO "ACC"
6. CLX
7. LASTX
8. +/-
9. END

Sets number of decimal places of accuracy
eg 4 FXACC gives answers accurate to .0001

0. { 26-Byte Prgm }
1. †LBL "…DPREP"
2. STO "ULIM"
3. CLX
4. STO "LLIM"
5. INTEG "x"
6. END

Sets upper limit of integration


0. { 96-Byte Prgm }
1. †LBL "NPDF"
2. RCL "x"
3. X^2
4. -2
5. ÷
6. E^X
7. RTN
8. †LBL "Z¨P"
9. PGMINT "NPDF"
10. †LBL 00
11. XEQ "…DPREP"
12. PI
13. RCL+ ST X
14. SQRT
15. ÷
16. 0.5
17. X<>Y
18. -
19. RTN
20. †LBL "?Z"
21. RCL "z"
22. XEQ 00
23. RCL- 00
24. RTN
25. †LBL "P¨Z"
26. PGMINT "NPDF"
27. STO 00
28. PGMSLV "?Z"
29. 4
30. STO "z"
31. SIGN
32. SOLVE "z"
33. END

P¨Z finds Z-score for entered UT probability
Eg .01 P¨Z returns 2.3261
Z¨P finds UT probability for entered Z-score
Eg 2.4 Z¨P returns 0.0082