What is the mean function in SAS?

What is the mean function in SAS?

Returns the arithmetic mean (average) of the non-null or nonmissing arguments.

How do you find the mean in SAS?

The arithmetic mean is the value obtained by summing value of numeric variables and then dividing the sum with the number of variables. It is also called Average. In SAS arithmetic mean is calculated using PROC MEANS.

Is there an average function in SAS?

Returns the average of all values in a column.

What does & mean in SAS?

We can use ampersand (&) to notify SAS to read the variable until there are two or more spaces encounter as a delimiter. This technique is always useful when the variable contains two or more words.

What does a period mean in SAS?

In SAS Missing values for numeric variables (including date variables) appear as a period. SAS treats numeric nulls as equal to “the lowest possible number” (essentially negative infinity) when sorting a numeric field. SAS datasets will have a period as a value for missing data.

How do you calculate total in SAS?

Start the procedure with the PROC SUMMARY statement. Use the DATA =-option to define the input table. Provide the SUM keyword to calculate the sum of the SAS variable. Use the PRINT keyword to print the result to your screen.

What does colon mean in SAS?

5) Colon Modifier: Colons are used in the input statement for reading unorganized as well as unorganized data. For example, the statement “input name : $7.” means that SAS will read the observation from column one up to the occurrence of the first delimiter with a length of 7.

What is _type_ in SAS?

_TYPE_ – It contains a numeric value identifying the level of interaction between the variables in the CLASS list. When a BY statement is used, the _TYPE_ variable will always equal 0.

What does dot mean in SAS?

Dot notation provides a shortcut for invoking methods and for setting and querying attribute values. Using dot notation makes your SAS programs easier to read. To use dot notation with a DATA step component object, you must declare and instantiate the component object by using the DECLARE statement.