proc sort data = sydney.demo out = PSORT; by age descending height weight; run; /* which statement is true regarding the submitted program? A.The descending option applies to the variable height. B.The variable CODE is sorted by ascending order. C.The PSORT data set is sorted in the SASUSER library. D.The descending option applies to the DATE and COST variables. */ proc sort data = sydney.demo out = PSORT; by age descending height weight; run; /* which statement is true regarding the submitted program? A.The descending option applies to the variable height. B.The variable CODE is sorted by ascending order. C.The PSORT data set is sorted in the SASUSER library. D.The descending option applies to the DATE and COST variables. */   proc sort data = sydney.demo out = PSORT; by age descending height weight; run; /* which statement is true regarding the submitted program? A.The descending option applies to the variable height. B.The variable CODE is sorted by ascending order. C.The PSORT data set is sorted in the SASUSER library. D.The descending option applies to the DATE and COST variables. */ The following SAS program is submitted: proc sort data = SASUSER.VISIT out = PSORT; by code descending date cost; run;   which statement is true regarding the submitted program? A. The descending option applies to the variable CODE. B. The variable CODE is sorted by ascending order. C. The PSORT data set is stored in the SASUSER library. D. The descending option applies to the DATE and COST variables.   Thank you for your help. ... View more

libname learn 'C:\SAS data and program\data\data set used in Textbook\SAS data set'; ods html file = 'C:\SAS data and program\data\data set used in Textbook'; title "Listing of TEST_SCORES"; proc print data = learn.test_scores; title2 "Sample of HTML Output - all defaults"; id ID; run; title "descriptive Statistics"; proc means data = learn.test_scores n mean min max; var Score1-Score3; run; ods html close; information of log : 236 libname learn 'C:\SAS data and program\data\data set used in Textbook\SAS data set'; NOTE: Libref LEARN refers to the same physical library as TMP1. NOTE: Libref LEARN was successfully assigned as follows: Engine: V9 Physical Name: C:\SAS data and program\data\data set used in Textbook\SAS data set 237 ods html file = 'C:\SAS data and program\data\data set used in Textbook'; NOTE: Writing HTML Body file: C:\SAS data and program\data\data set used in Textbook ERROR: A component of C:\Users\LIAODO~1\AppData\Local\Temp\SAS Temporary Files\_TD21160_DESKTOP-VL03550_\C:\SAS data and program\data\data set used in Textbook is not a directory. ERROR: No body file. HTML output will not be created. 238 title "Listing of TEST_SCORES"; 239 proc print data = learn.test_scores; 240 title2 "Sample of HTML Output - all defaults"; 241 id ID; 242 243 run; WARNING: No output destinations active. NOTE: There were 3 observations read from the data set LEARN.TEST_SCORES. NOTE: PROCEDURE PRINT used (Total process time): real time 0.00 seconds cpu time 0.01 seconds 244 245 246 title "descriptive Statistics"; 247 proc means data = learn.test_scores n mean min max; 248 var Score1-Score3; 249 run; WARNING: No output destinations active. NOTE: There were 3 observations read from the data set LEARN.TEST_SCORES. NOTE: PROCEDURE MEANS used (Total process time): real time 0.01 seconds cpu time 0.01 seconds     please give me a help , thank you . ... View more

data work.numbers; infile datalines; input T; datalines; 6 7 8 ; proc print data = work.numbers noobs; run; title 'sum of lag'; data work.move; set work.numbers; if _N_= 3 then total=sum(T,lag1(T),lag2(T)); run; proc print data = work.move noobs; run; ... View more

dataset is abc: the name of column is A ;   A 4 5 6 if _N_= 3 then sum(lag(A)+lag2(A)+lag3(A) = ______ ... View more