Tag: technology

Quizzes (307) Questions (36705)

Questions Related to technology

Multiple choice technology programming languages

If you want to analyze mean value of the numeric variable Salary based on gender of a given organization then you will keep:

  1. Analysis Variable: Salary; Classification variable: Gender; Statistics: Mean

  2. Analysis Variable: Gender; Classification variable: Salary; Statistics: Mean

  3. Analysis Variable: Salary; Classification variable: Mean; Statistics: Salary

  4. Analysis Variable: Mean; Classification variable: Salary; Statistics: Mean
Reveal answer Fill a bubble to check yourself
A Correct answer
Full explanation
Multiple choice technology programming languages

While using CLASS and BY Statements in PROC MEANS one should keep in mind :

  1. Use the CLASS Statement when number of observation >10000

  2. Use the By Statement when number of observation <1000

  3. Using the BY Statement requires that the input data set be sorted by the values of the classification variables

  4. Using the CLASS Statement requires that the input data set be sorted by the values of the classification variables
Reveal answer Fill a bubble to check yourself
C Correct answer
Full explanation
Multiple choice technology programming languages

There are 45 records having the variable REGION value as missing.How to display the SUM and MEAN of TOTREV for these records?

  1. PROC MEANS DATA= ORGANIZATION SUM MEAN ; CLASS REGION; VAR TOTREV / MISSING; run;

  2. PROC MEANS DATA= ORGANIZATION SUM MEAN MAXDEC=0 NMISS; CLASS REGION; VAR TOTREV; run;

  3. PROC MEANS DATA= ORGANIZATION SUM MEAN MAXDEC=0 if not MISSING; CLASS REGION; VAR TOTREV; run;

  4. PROC MEANS DATA= ORGANIZATION SUM MEAN MAXDEC=0 MISSING; CLASS REGION; VAR TOTREV; run;
Reveal answer Fill a bubble to check yourself
D Correct answer
Full explanation
Multiple choice technology programming languages

How to obtain only the MEAN and SUM of TOTREV classified by REGION in the ORGANIZATION data set.

  1. PROC MEANS DATA= ORGANIZATION ; CLASS REGION; VAR TOTREV ; run;

  2. PROC MEANS DATA= ORGANIZATION SUM MEAN MAXDEC=0 ; CLASS REGION; VAR TOTREV ; run;

  3. PROC MEANS DATA= ORGANIZATION SUM MEAN MAXDEC=0 ; BY REGION; CLASS TOTREV ; run;

  4. PROC MEANS DATA= ORGANIZATION SUM MEAN MAXDEC=0 ; CLASS North_Region; VAR TOTREV ; run;
Reveal answer Fill a bubble to check yourself
B Correct answer
Full explanation