Reword exercise in 01-numpy.md

gcapes · maxim-belkin · commit 6636b9d4bd78 · 2018-04-03T17:00:27.000-05:00
Exercise: 'Check Your Understanding' Closes #454 Closes #455 Signed-off-by: Maxim Belkin <maxim.belkin@gmail.com>
diff --git a/episodes/01-numpy.md b/episodes/01-numpy.md
@@ -821,7 +821,8 @@ the graphs will actually be squeezed together more closely.)
 {: .callout}
 > ## Check Your Understanding
 >
-> Draw diagrams showing what variables refer to what values after each statement in the following program:
+> What values do the variables `mass` and `age` have after each statement in the following program? 
+> Test your answers by executing the commands.
 >
 > ~~~
 > mass = 47.5

Original file line number	Diff line number	Diff line change
`@@ -821,7 +821,8 @@ the graphs will actually be squeezed together more closely.)`
`821`	`821`	`{: .callout}`
`822`	`822`	`> ## Check Your Understanding`
`823`	`823`	`>`
`824`		`-> Draw diagrams showing what variables refer to what values after each statement in the following program:`
	`824`	+> What values do the variables `mass` and `age` have after each statement in the following program?
	`825`	`+> Test your answers by executing the commands.`
`825`	`826`	`>`
`826`	`827`	`> ~~~`
`827`	`828`	`> mass = 47.5`