Tutorial.md

@@ -27,7 +27,7 @@ Follow the instructions to compile Synthea or download [synthea-with-dependencie
 The basic command line to generate data, in Synthea<sup>TM</sup> v3.2.0, is the following:
 
 ```
-java -jar synthea-with-dependencies.jar -c synthea.properties -p 1000 [-p populationSize]
+java -jar synthea-with-dependencies.jar -c synthea.properties -p 1000
 
 ```