programming languages Online Quiz - 164
Description: programming languages Online Quiz - 164 | |
Number of Questions: 20 | |
Created by: Aliensbrain Bot | |
Tags: programming languages |
While using CLASS and BY Statements in PROC MEANS one should keep in mind :
Which of the following code gives the output : The MEANS Procedure Analysis Variable : totrev Mean Sum 753.82 12349156.38
There are 45 records having the variable REGION value as missing.How to display the SUM and MEAN of TOTREV for these records?
How to obtain only the MEAN and SUM of TOTREV classified by REGION in the ORGANIZATION data set.
What does the following code do? PROC MEANS DATA= ORGANIZATION(WHERE=(REGION IN('WESTERN','SOUTHERN') and SUBSTR(RATE_SCHEDULE,1,2) = 'E1')) MAXDEC = 0 MEAN SUM NONOBS; VAR TOTREV; CLASS REGION RATE_SCHEDULE; run;
data test; input region $ totrev tothrs totkwh; datalines; north 3 45 55 north 345 64 64 south 235 34 345 east 23 346 576 south 23 5 4 ; run; PROC MEANS DATA=TEST1 NOPRINT; VAR TOTREV TOTKWH TOTHRS; OUTPUT OUT=TEST2 sum(TOTREV TOTKWH) = mean(TOTREV) = median(TOTHRS) = / AUTONAME; run; What are the column names of the dataset TEST2?
Which of the following code can obtain a 95 percent confidence interval around the mean total KwH consumption and around the mean billed revenue, along with the mean and median from the dataset ORGANIZATION.
A variable defined in a report is available
Which lexical elements do you use to start and end a comment that you wish to include as part of documentation? Choose more than one option.
Identify the type of the following comment: /* this method prints out all *the employee's information */ Choose an option.
What is the correct way to declare and initialize a string object, "start", whose value - "Welcome to Java Programming" - can be shared?
When do you need to use an array?
Assume you create a Student class with the variables name, ID, and course. You then create a method called gradeStudent. If you create a subclass of the Student class called GraduateStudent, what does it inherit?