Leslie has a black and purple marker. She can use either of them to write on either a white, pink or yellow sticky note. Create a tree diagram of possible combinations for using a marker on a sticky note.

Show work, please

The median of a data set is the measure of center that is found by adding the data values and dividing the total by the number of data values that is the value that occurs with the greatest frequency that is the value midway between the maximum and minimum values in the original data set that is the middle value when the original data values are arranged in order of increasing (or decreasing) magnitude