Spaces before colon, after emphasis.

source/probability_theory_1a.Rmd

@@ -64,7 +64,7 @@ known as resampling.
 
 A few definitions first:
 
-- *Simple Event* : An event such as a single flip of a coin, or one draw of a
+- *Simple Event*: An event such as a single flip of a coin, or one draw of a
   single card. A simple event cannot be broken down into simpler events of a
   similar sort.
 - *Simple Probability* (also called "primitive probability"): The probability
@@ -92,12 +92,12 @@ costs, and other subjects of measurement and judgment.
 
 Some more definitions:
 
-- *Composite Event* : A composite event is the combination of two or more
+- *Composite Event*: A composite event is the combination of two or more
   simple events. Examples include all heads in three throws of a single coin;
   all heads in one throw of three coins at once; Sunday being a nice day *and*
   the Commanders winning; and the birth of nine females out of the next ten
   calves born if the chance of a female in a single birth is 0.48.
-- *Compound Probability* : The probability that a composite event will occur.
+- *Compound Probability*: The probability that a composite event will occur.
 
 The difficulty in estimating *simple* probabilities such as the chance
 of the Commanders winning on Sunday arises from our lack of understanding of
@@ -138,7 +138,7 @@ Commanders winning (say) 3 of their next 4 games. We will return to this
 illustration again and we will see how it enables us to estimate many other
 sorts of probabilities.
 
-- *Experiment or Experimental Trial, or Trial, or Resampling Experiment* : A
+- *Experiment or Experimental Trial, or Trial, or Resampling Experiment*: A
   simulation experiment or trial is a randomly-generated composite event which
   has the same characteristics as the actual composite event in which we are
   interested (except that in inferential statistics the resampling experiment
@@ -147,7 +147,7 @@ sorts of probabilities.
   <!---
   Explain the above better.
   -->
-- *Parameter* : A numerical property of a universe. For example, the "true"
+- *Parameter*: A numerical property of a universe. For example, the "true"
   mean (don't worry about the meaning of "true"), and the range between
   largest and smallest members, are two of its parameters.
 

source/resampling_with_code.Rmd

@@ -320,8 +320,8 @@ rounded to the nearest integer.
 The components we send to a function are called *arguments*.  The finished
 result the function sends back is the *return value*.
 
-* **Arguments** : the value or values we send to a function.
-* **Return value** : the values the function sends back.
+* **Arguments**: the value or values we send to a function.
+* **Return value**: the values the function sends back.
 
 See @fig-round_function_pl for an illustration of
 [`round`]{.r}[`np.round`]{.python} as a production line.