Update MBTA question; fill out Net Promoter Score answer.

diff --git a/faq.tex b/faq.tex
index 0a041a308a7ccb530716b912d2952e6d86f6663d..81b4e69e766c3b9bac20cf6d2b90b448b5e0327d 100644 (file)
--- a/faq.tex
+++ b/faq.tex
@@ -45,11 +45,13 @@ the last scheduled red line train to Braintree is around 12:25 AM.
 These trains do not have the high variability mentioned above.
 
 On Friday and Saturday nights (early Saturday and Sunday morning), the
-T runs for an extra hour from the times listed above.
+T runs extended hours.  The last train to Alewife is about an hour
+after the time listed above.  The last train to Braintree is around
+1:48 AM, and the last train to Ashmont is around 1:59 AM.
 
 \section{What is The Sweet Home / The Wirecutter?}
 
-The Sweet Home (http://thesweethome.com/) and The Wirecutter (http://thewirecutter.com/) are affiliated sites that review different gadgets, trying to recommend a ``best'' peppermill, facial tissues, winter boot, DVD player, office chair, or other home goods (The Sweet Home) or gadgets (The Wirecutter), taking into account price. A typical review involves
+The Sweet Home (http://thesweethome.com/) and The Wirecutter (http://thewirecutter.com/) are affiliated sites that review different gadgets, trying to recommend a ``best'' peppermill, facial tissues, winter boot, Blu-ray player, office chair, or other home goods (The Sweet Home) or gadgets (The Wirecutter), taking into account price. A typical review involves
 \begin{itemize}
 \item talking with several experts to get recommendations and background information about the various gadgets (such as what are important features of a product class or good brands)
 \item checking other reviews (Amazon, Consumer Reports) to narrow down the field to perhaps a dozen options
@@ -121,8 +123,12 @@ Password:\qquad\underline{\hspace{3in}}
 
 \section{How likely is it that you would recommend this FAQ to a friend or colleague?}
 
-[ Ask Kevin about the Net Promoter Score. ]
-
+The Net Promoter Score is a tool used by companies to determine how
+satisfied consumers are with their company, or its products or
+services.  The answer is given as a 0-to-10 point scale, where 10 is
+the highest rating.  The score is calculated by taking the percentage
+of responses of 9 or 10 (promoters), and subtracting the percentage of
+responses of 6 or lower (detractors).
 
 \section{Why does Veronica not like to talk about [most FAQ entries]?}