Converting text string data to numeric data duration. But i dont know how can i merge answers of these two questions in one variable in spss. Thus, values snake and wild include trailing blanks for a total of six characters. Items esteem1, esteem2, and esteem4 are worded positively with respect to higher selfesteem i am a person of worth, i have good qualities, and i can do things well. Stringnumeric type variable, format returns the value of the numeric expression as a string. Recode the data so that the batsmen are rank ordered by their number of runs, with the batsman with the highest runs given a code of 1 and the batsman with the lowest runs given a 5. The keywords else and copy copy all other state codes over unchanged. If you create a frequency table of this variable analyze descriptive statistics frequencies, you will notice something strange. The company would like to code all those who responded by giving ratings above 5 a satisfactory code and those below 5 a dissatisfactory code. Automatic recode from string to numeric in ibm spss statistics.
In the example above, a8 indicates a string variable eight characters long, and f2. Recode changes to codes of one or more variables varlist1 according to a list of specifications enclosed in parentheses. For ordinal string variables, the alphabetic order of string values is. The data given below represents runs scored by 5 batsmen in a nationallevel match. On the next line new line not required, but recommended, type the number code that. My variables are codes assigned to each observation, where observations are turns of speaking in a discussion. I am recoding numeric values into new values but it wont allow me to type into old value or new value.
Installation instructions install the ibm spss statistics file you downloaded from c. If you understand spss variable formats and types, it will help you in getting things done accurately and quickly. This holds especially when you want to do calculations on ordinal variables under the assumption of equal intervals. Recoding variables in spss statistics recoding data into. Let us make simple data frame to use recode function. An example of this would be recode sex 10 21 into male. The format family is indicated by one or more letters. Type the first value of your input variable into the old value value text box, and the value you want to replace it with into the new value value text box.
The dataset has 435 observations in all, and spss reports that there are zero missing values. In spss, how do i convert between numeric variables and. Repeat this process for all the existing values of your input variable. Spss recode into scratch variable does not respect system missing values 3 answers recode var in new spss for mac 1 answer spss recode 2 answers copy a.
Recode specifies state as the source variable and state1 as the target variable. Ascertaining spss variable formats spss differentiates write and print formats. For example, if you are grouping bmi you might use the name bmigroup. We therefore adjust the value label for 2 and remove the label for 1. To do this, click on transform, then recode, and then make sure to click on into different variable. It is commonly used to change a string variable into a numeric, nominal equivalent. The instructions below will show you how to recode variables. Ive tried using the compute new variable function, and also tried doing it using the recode into different variables function i hope thats what tey are called in english, my spss is in a. Students enrolled in research courses have access to spss software provided by walden university. Note that we cant use autorecode here because we dont want our values to follow the alphabetical order of our. Dichotomize multiple variables spss recode example 2. Assume that in addition to the values 1 thru 4, there are also values 8 and 9 which are defined as missing values. Cant assign missing values to string variable in spss.
Dear spss usersexperts, in my data set i have two variables. Using the automatic recode function in spss duration. Copyingrecoding string variables into new variable. String variables can be recoded to numeric, and vice versa. In ibm spss statistics, people frequently have categorical variables with lots of values. Spss renaming variables chinese ibm developer answers. Apostrophes in r commander in recode dear simon and david, the rcmdr does indeed use the recode function in the car package for recodes. This can help the coder from doing a lot of extra work if the ladder is the case. Old values must be the same data type numeric or string as the original variable. Recoding string variables automatic recode spss tutorials. I would like to recodetransform all of the blanks to 0 and the one cell that has text in it to 1. Im working with string variables in spss and encountered a problem in managing the data. It isnt unusual for this data to have been entered as string values alphanumeric characters.
The variables esteem1 to esteem5 are coded from 1 strongly disagree through 4 strongly agree. Click old and new values and specify how to recode values. Finally, replace missing values with the mean of valid values for fcopy4 to fcopy14. Ibm spss statistics 19 command syntax reference, page 55. Type the command value labels be careful of spelling. How can i convert blank spaces in spss data into one missing.
This module shows how to create and recode variables. The most popular versions of the application are 22. In spss, i know we can recode variables easily using following command. Code is the variable name and a12 indicates string variable with width 12 3. In spss, recoding categorical string variables to numeric codes and converting blank strings to missing values can be done automatically. If you select multiple variables, they must be the same type numeric or string.
How can i change a string variable into a numeric variable. Our builtin antivirus scanned this mac download and rated it as 100% safe. How to convert numeric to string in spss listendata. Using syntax to assign variable labels and value labels. Close data without saving and reopen before proceeding. Recoding variables spss tutorials libguides at kent. Copyingrecoding string variables into new variable showing 19 of 9 messages. For instance when you merge variables from an external file to the current data matrix and the file contains fewer observations, the nonexisting data values.
See our starting guide to using spss statistics software. In some cases, you may have nonnumeric symbols in your string variable that stand for numeric values. Once you click old and new values, a new window where you will specify how to transform the values will appear 1 old value. Recoding variables in spss statistics single values laerd statistics. When recoding into another variable, unspecified values are set to systemmissing or blank for strings. You can use spss on mac in several ways, one of them is, for example, secure remote desktop. Spss how to convert string variables into numeric ones. Why cant i see my variables in some of the spss dialog boxes. Since weve 480 cases in our data, were done for s1. Systemmissing values cannot be generated for string variables, since any character is a legal string value. Optionally, you can define a subset of cases to recode.
Spss for mac is sometimes distributed under different names, such as spss installer, spss16, spss 11. However, the other 3 variables contain system missings so we. Spss 17 continues 16s limitations on reading windows and old mac output and continues to read older data and syntax files with no problem. Thus, state and state1 are identical except for cases with the original value io. You can recode single values, ranges of values, and missing values. If the into keyword is present followed by a list of target variables the result is stored into the target variables list one or more variables, otherwise the variables are changed in place. I could easily do this for one variable but i have 200 variables in my data set recode var1 var2 var3. Change a string variable to a numeric variable youtube. For example, you may want to recode the major variable from its string values e.
You may have noticed earlierwhen we were recoding variables,that when we went to the transform menu,underneath the recode into same and different variableswas an alluring alternative,and thats the automatic recode. Spss statistics recode single values in spss statistics. Handling data management using spss research data mantra. In terms of people answers to these questions, i divided them into 3 groups. You really should avoid alphanumerics, though, and there is a simple way to make the data better. How to recode string variables with multiple values in one cell in spss. Recode is a powerful spss command for data transformation with both numeric and string. But, like the windows version, it was released as a shareware version. Below, we will use the autorecode command to convert the string variable female into.
The recode command recodes a nominal variable that has a limited number of values suppose you want to recode an existing variable q1 so that the scale is inverted i. Enter an output new variable name for each new variable and click change. Recode is used to change the values of one variable into other values. When recode is called directly, it works to escape the apostrophe, but this doesnt work in the rcmdr dialog, which. This software provides tools that allow users to quickly view data, formulate hypotheses for additiona. Recoding variables in spss statistics single values. Now, automatic recode worksa little differently from some of these others. On the next line new line not required, but recommended, type the name of the variable you want to assign a value labels to in my example, the variable is example1. Spss is a powerful program for statistical analysis and data management. Ill assume you want a minimum of 5 valid values in order to compute a mean.
Into is required to recode a string variable into a numeric variable or a numeric variable into a string variable. How to recode string variables in spss quick spss tutorial. Creating and recoding variables spss learning modules. Here are the steps to assign value labels in the same syntax window. Unlike sas, spss makes its flagship software for macs and linux as well as windows, using a core statistics engine addressed by a javabased front end. In spss you can create new variables with compute and you can modify the values of an existing variable with recode. Systemmissing values and ranges cannot be selected for string variables because neither concept applies to string variables. What automatic recode does is, its not recoding the cases,its not ranking. How to recode string variables with multiple values in one. The begin data and end data commands enclose the raw data. Doubleclick the spss statistics installer icon on your desktop. Spssx discussion transformrecode variable not working.
Recoding a string variable and defining a userdefined missing value. The problem i think is when im trying to define old and new values. For example, recode to some unused string value, like 99999 and set the value 99999 as usermissing afterwards. Spss for mac os x also reads data files from a variety of file. In the output variable box, type in a name for the new grouped variable. Well dichotomize variables v4 to v6 by changing values 1, 2 and 3 into 0 and values 4 and 5 into 1 as implied by recode v4 to v6 1,2,3 04,5 1.
Learn the format and type of spss variables and get in control of your data. Here we will see a simple example of recoding a column with two values using dplyr, one of the toolkits from tidyverse in r. Fortunately, the developers released a mac os version for spss. String variables recode command ibm knowledge center. Mac users interested in spss 22 free full version generally download. In some cases you may want to recode a string variable into a numeric one.
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