Fixed 01_02 to be a lower level lecture
Worked through the lecture
expectation lecture
Converted most of the figures to ggplot2
Finished converting the expected value lecture
FInished the expecation lecture
Moving around some things
Finished the variance lecture
Massive amount of reorganization
Worked on the common distros lecture
Finished the common distros lecture
Made some small changes for 03
In Problem 2 as originally worded, "data" don't have standard errors; parameter estimates do.  The intent was that the value 1 is the SD of the 9 differences, not the standard error of their mean.  The original wording was ambiguous.
Problem 3 improve wording for non-English speakers
The BMI comparison problem doesn't provide a place to submit the answer!  (Also,it appears as if the both the diet and placebo INCREASE bmi, but that is another problem.
The BMI comparison problem doesn't provide a place to submit the answer! (Also,it appears as if the both the diet and placebo INCREASE bmi, but that is another problem.
Unnecessary intermediate html version deleted
Fix placement of instructions on question
correct typos
Added pdfs for the first three lectures