How to split the data and plot the graphs based on date
I have the data for 2 years (2011 to 2013) with a date column in 'YYYY-MM-DD' format, I want to split the data into monthly parts i.e 2011 Jan - Feb.... to 2013 Nov and also plot histogram calculate the total no case reported each month for period of 2 yeaer. Please let me know how can I split the data and the plot a line graph to compare the performance. I m very new to JMP. Kinldy assist CA...