The graph shows the average length of a newborn baby where x
x
represents its age in months and
y
y
represents its length in inches. A line of best fit with equation
y
=
1
.
5
x
+
20
y
=
1
.
5
x
+
20
, is also shown.

A scatterplot graph in quadrant one of the coordinate plane. Thirteen points are shown with a line of best fit.

According to the line of best fit, which statements are correct? Select all that apply.

A.
The average length of a newborn baby at birth is
1
.
5
1
.
5
inches.

B.
The average length of a newborn baby at birth is
20
20
inches.

C.
For every week since birth, on average a newborn baby grows by
1
.
5
1
.
5
inches.

D.
For every week since birth, on average a newborn baby grows by
20
20
inches.

E.
For every month since birth, on average a newborn baby grows by
1
.
5
1
.
5
inches.

F.
For every month since birth, on average a newborn baby grows by
20
20
inches.