**TI86** Ä ¶DIFPCI¶´ClLCDÖDisp "1 = LARGE, LARGE","2 = LARGE, FINITE","3 = FINITE, LARGE","4 = FINITE ,FINITE"ÖInput CÖClLCDÖIf C==3 or C==4ÖThenÖDisp "1ST POP. SIZE"ÖInput KÖElseÖ0KÖEndÖIf C==2 or C==4ÖThenÖDisp "2ND POP. SIZE"ÖInput LÖElseÖ0LÖEndÖDisp "1ST NO. OF YES"ÖInput MÖDisp "1ST SAMPLE SIZE"ÖInput PÖDisp "2ND NO. OF YES"ÖInput NÖDisp "2ND SAMPLE SIZE"ÖInput QÖDisp "CONF. LEVEL"ÖInput RÖIf K==0ÖThenÖ(M/P*(1-M/P))SÖElseÖ(M/P*(1-M/P))*((K-P)/(K-1))SÖEndÖIf L==0ÖThenÖ(N/Q*(1-N/Q))TÖElseÖ(N/Q*(1-N/Q))*((L-Q)/(L-1))TÖEndÖinvnm((R+1)/2,0,1)BÖB*(S^2/P+T^2/Q)EÖClLCDÖDisp "DIFF, ERROR"ÖDisp round(M/P-N/Q,4)ÖDisp round(E,4)ÖDisp "CONF. INTERVAL"ÖDisp {round(M/P-N/Q-E,4),round(M/P-N/Q+E,4)}”Ù