Displaying 1 result from an estimated 1 matches for "catsbydat2".
2024 Dec 11
2
aggregate produces results in unexpected format
I am trying to use the aggregate function to run a function, catsbydat2, that produces the mean, minimum, maximum, and number of observations of the values in a dataframe, inJan2Test, by levels of the dataframe variable MyDay. The output should be in the form of a dataframe.
#my code:
# This function should process a data frame and return a data frame
# containing the...