Recall that most SAS/ETS procedures expect input data to be in the standard form, with no omitted observations in the sequence of time periods. When data are missing for a time period, the data set ...

This example creates and prints an output data set that shows the differences between matching observations. In Comparing Observations with an ID Variable, the output does not show the differences ...

Throughout any project, you’re going to gather up quite a bit of data. Now, this can be broken down into two categories: ...

For a set of variables in a given order, sth ante-dependence will be said to obtain if each one of the variables, given at least s immediate antecedent variables in the order, is independent of all ...

This is a preview. Log in through your library . Abstract Habitat differences in variables describing food web structure were examined using data from two food web compilations, taking into account ...