5. If you thought that you might have made a data entry error by keystroking a “7” instead
of a “2” for a particular variable, how could you find out if the error was in your
dataset?
Red Lobster: Recoding and Computing Variables
1. What is a reverse-scored variable, and what purpose does it serve?
A reverse-scored variable is a question where the response categories are flipped, or
reversed, as compared to most of the other questions. This is done with a semantic
2. When you recode a variable using the “into the same variable” option, what happens to
the original data values? What purpose do you think the “into different variable recode”
option serves?
With “recode into the same variable,” the original data values are renumbered according
to the recode instruction, and the original variable name is unchanged. With a “recode
3. How does a computed variable differ from a recoded variable?
A computed value is one that is created by a computation such as x = y + z where y and z
are variables in the dataset, and x is the newly created variable. A number of different
4. A researcher has coded all instances where respondents have indicated “do not know” or
“refuse to answer” with the code, “99.” How can you use the recode operation to cause
SPSS for Windows to recognize that 99 stands for missing data?