SPEND YOUR SUMMER (and FALL) LEARNING R !
The registration cost for an unrestricted R-Courseware user account active through May 31, 2014 with 24/7 access to 16+ full-length R courses is $245 for full-time students and $295 for non-students.
There are: 775+ current R-Courseware users; 16 current R courses with more added each month; 775+ professional courseware videos, exercises, data sets, other class materials; question/answer access to instructors. There are courses on the fundamentals of using R; data manipulation and data mining; graphics; linear, generalized linear, additive, and mixed-effects modeling; multivariate analyses; programming; simulation; monte carlo methods; and more !
Also, you may combine, at a discount, your R-Courseware registration with an unrestricted SEM'n'R user account which includes a wealth of expert courseware on PLS Path Modeling and SEM.
There is a complete description of the features of an R-Courseware user account and one may register here.
Here are sample sessions from R-Courseware and related materials:
Data Manipulation and Transformation