More note about independence

lectures/lecture10/lecturenotes.tex

@@ -27,6 +27,9 @@
         of the statistics; eg. sample mean
     \2 \textit{When might your samples not be independent of each other?}
         \3 This is key because a lot of statistical tests require iid variables
+    \2 Sampling w/ replacement vs. w/o replacement: relationship to independance
+    \2 You can multiply together probs. when independent, have to start using
+        conditional probabilities when not
     \2 \textit{Why do we consider our measurements random variables?}
     \2 CDF vs. PDF vs. PMF
     \2 \textit{How do we calculate probability a value will be within a range?}
@@ -45,6 +48,7 @@
 \1 Mean, median, mode
     \2 \textit{When to use each}
     \2 Categorical: mode, total: mean, skewed: median, else: mean
+    \2 Additive (arithmetic), multiplicative (geometric), harmonic 
 
 \1 Covariance
     \2 Measure whether two random variables vary together