To measure the responding variable I used a meter stick and measured the height of the 4 intersections of string and then averaged the 4 to find the mean height.
(I; to find; the mean height) (To measure the responding variable; used; a meter stick) (To measure the responding variable; measured; the height of the 4 intersections of string)
I To measure the responding variable To measure the responding variable
to find used measured
the mean height
a meter stick
the height of the 4 intersections of string