Transcript Plotting coordinates into your TI 84 Plus Calculator

Plotting coordinates into your TI
84 Plus Calculator
Steps
1. Find a least two points from a graph, table or two sets of coordinates and put them in a
Table. (2,4) (-7, 8)
2. Place the x coordinates under L1 and y coordinates under L2.
How?
a) Press Stat , Enter.
b) Type in x coordinates under L1, type y coordinates under L2
3. Run the linear regression by pressing Stat, then going to CALC, select 4 (LinReg) and Enter
You should see
4. Plot this graph by entering the slope y intercept form
How?
a) Press Y= key
b) Type equation and press Enter.
5. Press Graph.
6. Check coordinates on a Table.
How?
a) Press 2nd button and Graph
Trouble shoot
Can’t see L2 for entering y coordinates.
Solution:
Press Stat, 5(Setup Editor), Enter.