1. How to set up successful graphs in Chemistry!

2. How to set up your graph!

3. (This is for your ___________ variable)
How to set up your graph!
_ Axis
(This is for your ___________ variable)

4. How to set up your graph! _ Axis
(This is for your ______________ variable)

5. TAILS
Teachers’s Favorite Singer
T – Title: at top of graph

6. TAILS T - Title A - Axis Teachers’s Favorite Singer
Y Axis = Dependent Variable
X Axis = Independent Variable

7. Decide on an appropriate ________ for each axis.
TAILS
Teachers’s Favorite Singer
Decide on an appropriate ________ for each axis.
Choose a scale that lets you make the graph as _________ as possible for your paper and data
T - Title
A – Axis
S – Scale

8. How to determine scale
Favorite Singer
Number of Teachers
Toby Keith 22
Madonna 15
Elvis 11
Sting 5
Sinatra 2
_________ is determined by your highest & lowest number.
In this case your scale would be from ___ – ___.

9. How to determine Intervals
Favorite Singer
Number of Teachers
Toby Keith 22
Madonna 15
Elvis 11
Sting 5
Sinatra 2
The ___________ is decided by your scale.
In this case your scale would be from 2 – 22 and you want the scale to fit the graph.
The best interval would be to go by ___’s.

10. TAILS T – Title A – Axis I – Interval S – Scale
Teachers’s Favorite Singer
The _____________________ between one number and the next or one type of data and the next on the graph.
The ___________ is just as important as the scale
Again, choose an interval that lets you make the graph _______________________ for your paper and data (it’s the same with scale)
T – Title
A – Axis
I – Interval
S – Scale

11. TAILS (labeling the Y axis)
Teachers’s Favorite Singer
T – Title
A – Axis
I – Interval
S – Scale 25
___ 15
___ 5
___

12. TAILS T – Title A – Axis I – Interval L – Labels S – Scale
Teachers’s Favorite Singer
T – Title
A – Axis
I – Interval
L – Labels
S – Scale 25 20 15
Number of Teachers 10 5
LABEL your bars
Toby Keith
Madonna
Elvis
Sting
Sinatra
Singers
Label your Y Axis. What do those numbers mean?
Give the bars a general label. What do those words mean?

13. When to use… Bar graphs Line Graphs
Used to show data that are ____________________.
Allows us to compare data like _____________, ____________, or _____________
Allow us to make generalizations about the data
Help us see ________________ in data
Line Graphs
For ______________ data
useful for showing trends over ___________

14. Scatter Plot
A scatter plot is a __________ of a collection of ordered pairs (__,__).
The graph looks like __________________, but some of the graphs are a general __________ or move in a general ______________.
HINT HINT WINK WINK: the type of graph you will be using

15. Sport Utility Vehicles
Sport Utility Vehicles Sales in the U.S.
(name the X and Y axis) y
Sport Utility Vehicles
(SUVs) Sales in U.S. 5 4 3 2 1
Year
Sales (in Millions)
1991
0.9
1992
1.1
_______________ (Millions)
1993
1.4
1994
1.6
1995
1.7
1996
2.1
1997
2.4
1998
2.7 x
1999
3.2
_______

16. Sport Utility Vehicles Sales in the U.S.
To extrapolate to data points your graph does not have y
Make a line of best fit
Use a ruler!
Y=mx+b
(Y-b)/m=x (this will solve for how many rubber bands you may need for our activity) 5 4 3 2 1
Vehicle Sales (Millions) x
Year