How do I count counts in SPSS?

Count Occurrences of Values within Cases

  1. From the menus choose: Transform > Count Values within Cases…
  2. Enter a target variable name.
  3. Select two or more variables of the same type (numeric or string).
  4. Click Define Values and specify which value or values should be counted.

Is there a count function in SPSS?

This command counts the frequency of the occurrence of one or several data values over several variables. Simple example: COUNT newvar = var_a var_b var_c var_d (1,2).

How do I count dates in SPSS?

In SPSS, to calculate the number of days between two variables in Date format, consider the following example: Suppose you have two variables, formatted as date1 = mm/dd/yyyy and date2 = mm/dd/yyyy . To calculate the number of days between date1 and date2 , use the following SPSS code: COMPUTE days = CTIME.

How do I calculate in SPSS?

Example: Computing a New Variable Using Arithmetic

  1. Click Transform > Compute Variable.
  2. In the Target Variable field, type a name for the new variable that will be computed.
  3. In the Numeric Expression field, type the following expression: (Weight*703)/(Height**2)
  4. Click OK to complete the computation.

Can you do syntax in SPSS?

SPSS Do If Syntax Example 1

  1. *1. Set default directory and open data file. cd ‘d:downloaded’./*Or wherever “employees.
  2. *2. Recode command restricted to female respondents. do if gender = 0.
  3. *3. Recode command restricted to male respondents. do if gender = 1.
  4. *3. Inspect result. crosstabs income_class by gender.

What is count in SPSS?

COUNT creates a numeric variable that, for each case, counts the occurrences of the same value (or list of values) across a list of variables.

How do I use Sysmis in SPSS?

In SPSS, $sysmis is the name of the system missing value. You can include this in a compute statement or in an if statement, as you would any other variable name. For example, if you want to generate the variable temp , which equals the system missing value, the syntax would look like this: COMPUTE temp = $sysmis.

How does SPSS calculate rank?

  1. From the menus choose: Transform > Rank Cases…
  2. Select one or more variables to rank. You can rank only numeric variables.
  3. Click Rank Types.
  4. Select one or more ranking methods. A separate variable is created for each ranking method.
  5. Select Proportion estimates and/or Normal scores.
  6. Select a ranking method.

How are change scores calculated?

True change score is measured as the difference between the person’s true status at posttest and pretest times, DT = YT–XT. The key is to remove the measurement error from the two observed measures.