Update responsibilities.qmd

fixed typo in line 68

responsibilities.qmd

@@ -65,7 +65,7 @@ TA responsibilities will vary between classes therefore TAs should obtain from t
 
     -   TAs are each issued an individual offer letter which spells out the terms and conditions, expected hours, and compensation for their service as a Teaching Assistant. Read the offer letter, ask any questions, and if there no further questions, sign it and return it to the sender.
 
-    -   Keep accurate track of time spent on the course and report to the instructor if your hours are above or below the expected level. Generally, Undergraduate TAs are expected to work 8 - 10 hours per week on average. MS TAs generally have an average of 10-12 hours per week. PhD students have a variety of assignments. Full TAs can expect 12-15 hours on average, Half TAs or RA/TA have TA duties which average 6-7 hours per week, while those an RA+ an expect 4-5 hours per week.
+    -   Keep accurate track of time spent on the course and report to the instructor if your hours are above or below the expected level. Generally, Undergraduate TAs are expected to work 8 - 10 hours per week on average. MS TAs generally have an average of 10-12 hours per week. PhD students have a variety of assignments. Full TAs can expect 12-15 hours on average, Half TAs or RA/TA have TA duties which average 6-7 hours per week, while those on an RA+ an expect 4-5 hours per week.
 
     -   Never exceed a total of 19.9 compensated hours per week across all campus duties.