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- .SET #8(*3, *)
- .LET (*#34=#34+#8*) TEXT
- .LET (*#23=#23+#6*)
- @LAB:SCREEN30
- .SCR 2
- .SNA(*(.INF 39)2*)
- .LOC 2,46(*30*)
- .LOC 5,11(* Additive Property of X² *)
- .INV 5,11,25
- .PAU(**)#4
- .LOC 8,13(*Because of the underlying additive property of the GAMMA*)
- .LOC 10,13(*function, it is found that if you have two STATISTICALLY*)
- .LOC 12,21(*INDEPENDENT variables X and Y, with:*)
- .LOC 14,16(*X having a value of*)
- .PUT 288,101 PART=16
- .LOC 14,41(*and*)
- .PUT 360,103 PART=17
- .LOC 14,50(*degrees of freedom*)
- .PAU(**)#4
- .LOC 16,16(*Y having a value of*)
- .PUT 288,117 PART=18
- .LOC 16,41(*and*)
- .PUT 360,119 PART=19
- .LOC 16,50(*degrees of freedom*)
- .PAU(**)#4
- .LOC 18,13(*then the combined variable Z = X + Y has:*)
- .PUT 120,157 PART=6
- .LOC 21,20(*=*)
- .PUT 176,157 PART=16
- .LOC 21,27(*+*)
- .PUT 232,157 PART=18
- .LOC 21,34(*and*)
- .PUT 304,159 PART=7
- .LOC 21,42(*=*)
- .PUT 351,159 PART=17
- .LOC 21,49(*+*)
- .PUT 408,159 PART=19
- .LOC 21,55(*degrees of freedom*)
- .SPE PLAY (*AM140821.SPE*) WAIT
- .PAU(**)#4
- .PUT 500,187 PART=4 PSET
- .PAU(**)
- @LAB:SCREEN31
- .SNA(*(.INF 39)2*)
- .LOC 2,46(*31*)
- .LOC 5,11(*An example:*)
- .PAU(**)#4
- .LOC 7,15(*A trial of a new drug yields at one centre*)
- .PUT 464,45 PART=6
- .LOC 7,62(*= 2.65*)
- .LOC 9,15(*with*)
- .PUT 159,63 PART=7
- .LOC 9,23(*= 1 whilst at another centre the results are*)
- .PUT 112,77 PART=6
- .LOC 11,18(*= 2.60 with*)
- .PUT 256,79 PART=7
- .LOC 11,35(*= 1. Find the combined results and*)
- .LOC 13,15(*test for significance at the 10 % level.*)
- .USE PROG=PAUSE.USE
- .LOC 16,15(*Null Hypothesis : there is no significant difference*)
- .LOC 18,34(*between them at the 10 % level.*)
- .PAU(**)#4
- .USE PROG=PAUSE.USE
- .WIP (15,2)-(19,79)
- .LOC 16,15(*Centre 1:*)
- .PAU(**)#4
- .PUT 200,117 PART=6
- .LOC 16,29(*= 2.65*)
- .PUT 296,119 PART=7
- .LOC 16,40(*= 1*)
- .PAU(**)#4
- .LOC 16,47(*which is not significant at 10 %*)
- .PAU(**)#4
- .LOC 18,15(*Centre 2:*)
- .PAU(**)#4
- .PUT 200,133 PART=6
- .LOC 18,29(*= 2.60*)
- .PUT 296,135 PART=7
- .LOC 18,40(*= 1*)
- .PAU(**)#4
- .LOC 18,47(*again, not significant at 10 %*)
- .PAU(**)#4
- .USE PROG=PAUSE.USE
- .LOC 20,26(*Accept the Null Hypothesis.*)
- .PAU(**)#4
- .WIP (19,2)-(23,79)
- .LOC 20,15(*Combining the two trials:*)
- .PAU(**)#4
- .USE PROG=PAUSE.USE
- .WIP (4,2)-(23,79) #6
- .LOC 2,46(*31a*)
- .PAU(**)#2
- .LOC 16,30(*New*)
- .PUT 272,117 PART=6
- .LOC 16,38(*= 2.65 + 2.60 = 5.25*)
- .PAU(**)#4
- .LOC 18,30(*New*)
- .PUT 273,135 PART=7
- .LOC 18,38(*= 1 + 1 = 2*)
- .PAU(**)#4
- .LOC 20,11(*Enter the*)
- .PUT 160,149 PART=6
- .LOC 20,24(*table with*)
- .PUT 280,151 PART=7
- .LOC 20,39(*= 2, level 10 %*)
- .PAU(**)#4
- .LOC 20,60(*» 4.60*)
- .PAU(**)#4
- .LOC 22,11(*5.25 ≥ 4.60 so the combined results ARE SIGNIFICANT !*)
- .PAU(**)#4
- .WIP (4,2)-(23,79)#2
- .LOC 22,26(*Reject the Null Hypothesis.*)
- .SPE PLAY (*AM140822.SPE*) WAIT
- .PAU(**)#4
- .PUT 500,187 PART=4 PSET
- .PAU(**)
- @LAB:SCREEN32
- .SNA(*(.INF 39)2*)
- .LOC 2,46(*32*)
- .LOC 5,11(*Another example:*)
- .PAU(**)#4
- .LOC 7,15(*Repeating an experiment 4 times gives the results:*)
- .LOC 9,24(*Run 1:*)
- .PUT 256,61 PART=6
- .LOC 9,36(*= 5.16*)
- .PUT 368,63 PART=7
- .LOC 9,50(*= 3*)
- .LOC 11,24(*Run 2:*)
- .PUT 256,77 PART=6
- .LOC 11,36(*= 4.34*)
- .PUT 368,79 PART=7
- .LOC 11,50(*= 4*)
- .LOC 13,24(*Run 3:*)
- .PUT 256,93 PART=6
- .LOC 13,36(*= 6.13*)
- .PUT 368,95 PART=7
- .LOC 13,50(*= 5*)
- .LOC 15,24(*Run 4:*)
- .PUT 256,109 PART=6
- .LOC 15,36(*= 5.91*)
- .PUT 368,111 PART=7
- .LOC 15,50(*= 3*)
- .LOC 17,15(*Find the combined result and test at the 5 % level.*)
- .USE PROG=PAUSE.USE
- .LOC 19,15(*Combined*)
- .PUT 192,141 PART=6
- .LOC 19,29(*= 5.16 + 4.34 + 6.13 + 5.91 = 21.54*)
- .PAU(**)#4
- .LOC 21,15(*Combined*)
- .PUT 196,159 PART=7
- .LOC 21,29(*= 3 + 4 + 5 + 3 = 15*)
- .PAU(**)#4
- .USE PROG=PAUSE.USE
- .WIP (4,2)-(23,79) #5
- .LOC 2,46(*32a*)
- .PAU(**)#2
- .LOC 18,11(*Enter the*)
- .PUT 168,133 PART=6
- .LOC 18,25(*table with*)
- .PUT 288,135 PART=7
- .LOC 18,40(*= 15 and level 5 %*)
- .PAU(**)#4
- .LOC 18,62(*» 25.00*)
- .PAU(**)#4
- .LOC 20,11(*21.54 is NOT ≥ 25.00 so we would accept whatever Null*)
- .LOC 22,35(*Hypothesis had been proposed.*)
- .PUT 500,187 PART=2 PSET
- @SIN(*"C"=L:SCREEN33,"R"=L:-SCREEN30,"c"=L:SCREEN33,"r"=L:-SCREEN30*)
- @LAB:SCREEN33
- .COL 0,0
- .SCR 1
- .SNA(*(.INF 39)1*)
- .COL 8
- .PAL 1
- .LOC 2,23(*33*)
- .LOC 7,5(*At this point in the full version*)
- .LOC 9,9(*of the program the user is*)
- .LOC 11,5(*requested to complete a worksheet*)
- .LOC 13,6(*for this section, entering the*)
- .LOC 15,7(*results via the keyboard onto*)
- .LOC 17,9(*the computer for checking.*)
- .PAU(**)#4
- .LOC 19,6(*Type C <enter> to continue.*)
- .SET #10(*SCREEN34*)
- .USE PROG=PRESSC.USE
- @LAB:SCREEN34
- .COL 0,0
- .SCR 1
- .SNA(*(.INF 39)1*)
- .COL 8
- .PAL 1
- .LOC 2,23(*34*)
- .LOC 6,4(*However, in this demonstration the*)
- .LOC 8,7(*results checking facility is*)
- .LOC 10,4(*unavailable, so you will continue to*)
- .LOC 12,6(*the next phase of the tutorial.*)
- .PAU(**)#4
- .LOC 18,6(*Type C <enter> to continue.*)
- .SET #10(*SCREEN35Z*)
- .USE PROG=PRESSC.USE
- @LAB:SCREEN35Z
- .WIP (20,2)-(23,39)
- .PAU(**) #4
- .COL 1,
- .LOC 14,8(*Do you wish to:*)
- .COL 2,
- .LOC 16,4(*(C) continue to the next Part*)
- .LOC 18,4(*(R) return to the Contents page*)
- .COL 1,
- .LOC 20,8(*Please type C or R >*)
- .COL 3,
- @SIN (*"C"=L:SCREEN36,"c"=L:SCREEN36,"R"=L:BACKB,"r"=L:BACKB*)
- @LAB:BACKB
- @GOB:SCREEN09 PROG=AM1408
- @LAB:SCREEN36
- .COL 8
- .PAL 1
- .SNA(*(.INF 39)1*)
- .SET #8(*QUIT*)
- .SET #9(*quit*)
- .LOC 2,23(*36*)
- .LOC 7,6(*Before you start the test you*)
- .LOC 8,7(*may wish to revise the work*)
- .LOC 9,9(*done on your WORKSHEET.*)
- .PAU(**) #4
- .LOC 11,6(*If you want time*)
- .LOC 12,6(*to do this, type QUIT <Return>*)
- .PAU(**) #4
- .LOC 15,6(*If you want to move*)
- .LOC 16,6(*straight on to the*)
- .LOC 17,6(*UNIT TEST, press only <Return>*)
- .LOC 18,2
- .INF 10(* *)
- @EQU (*#10=#8*):REVISE TEXT
- @EQU (*#10=#9*):REVISE TEXT
- .RES #10
- @CHA PROG=AM1408U.CHA
- @LAB:REVISE
- .SET #10(*REVISED*)
- @SYS STOP
- @LAB:REVISED
- .SCR 1
- .PUT PART=(*(.INF 39).LIB*)
- @CHA PROG=AM1408U.CHA
-
-