This statement sets the stored value of AGE to a numeric missing value if AGE has a value less than 0. Note: You can display a missing numeric value with a character other than a period by using the ...

Interpolated values are computed only for embedded missing values in the input time series ... In fact, the series in the USPRICE data set are monthly averages. PROC EXPAND may produce a better ...

Moreover, while statisticians can find ways to correct for this ... To use it, first make several copies of your data set. For a given missing value in one copy, randomly assign a guess from your ...

In order that the missing values were randomly distributed in the data, a uniform random number was drawn for each allele in each data set. If this number was smaller than the required percentage ...

Line [15] has only five fields and is missing the age value. All of these typical data problems in the demo are quite common in real-world data. But there are many other types of problems too. The ...