The current phase image is updated every four hours. For the body of your report you must rely on data that you collect and evaluate. You will collected tide data for three locations. Now look at the data to discover what patterns exist. Notice that each day has at least three tide heights listed, and most have four.
None have more or less.
Your first step will be to copy the tide data for the month you have selected. Next paste this data onto a word processing document. The numbers will look like a jumbled mess. You must find a way to make sure that each line contains only one tide level reading. To see an example of manipulating the raw data, click here .