Help!! to analyse the data using statistics

hi everyone!!i need to explain statistics model in my assignment and i have no idea about statistics. i have been going thorough all those model since last 7 hrs and still i have no clue. i have two sets of data
1. i want to compare the growth ratio of two sets of date for last 10 years. what model can i use
2. i want to compare if the both data sets are increasing or one is increasing and another is decreasing
actually only the name of model will help.
pls guys help me!!!!!!


Less is more. Stay pure. Stay poor.
I would start by plotting these data. Are the within group measures for the same unit or is it for a group (e.g., population)?