For instance, in much social research and in program evaluation, we consider the treatment or program to be made up of one or more variables (i.e., the 'cause' can be considered a variable). An educational program can have varying amounts of 'time on task', 'classroom settings', 'student-teacher ratios', and so on.
With the blazing fast speeds of Fios Internet, online gamers enjoy more playtime and less buffering. In some areas of the country, Verizon Fios customers can get speeds that reach up to 500 Mbps. These online gaming speeds can create a virtually lag-free experience. Fios is the fastest3 and most reliable Internet available.
I am guessing what you mean is Polling rate not Pulling. Polling rate is the rate of your computer scanning what you did to the mice. Since it's a gaming mice, you'd rather want a fast rate, more than 100 times per second (or 100Hz). It would probably make sense the frequency around 2 - 4x of screen update (60Hz), so 120 - 240Hz range sounds reasonable.