Texas Instruments TI-30XIIS Teachers Guide - Page 34

Write the correlation coefficient.

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WNBA Stats - Name 2-Variable Statistics Date Extension Use the calculator to investigate the correlation of the other data in the table such as the relation of field goal percentage to minutes per game, or rebounds per game to minutes per game. (Remember, since you have already entered the minutes per game in Y, you only need to enter the new data in X.) 1. What is the average field goal percentage? 2. Write the equation for the line of best fit. 3. Write the correlation coefficient. 4. What is the average number of rebounds per game? 5. Write the equation for the line of best fit. 6. What is the total number of rebounds per game for all the given players? 7. Write the equation for the line of best fit. 8. Write the correlation coefficient. 9. Which 2 variables have the closest correlation? (That is, which have the correlation coefficient closest to 1 or -1?) © 1999 TEXAS INSTRUMENTS INCORPORATED TI-30X ÙS: A Guide for Teachers 27

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WNBA Stats —
2-Variable Statistics
Name
___________________________
Date
___________________________
© 1999 T
EXAS
I
NSTRUMENTS
I
NCORPORATED
TI-30X
Ù
S: A Guide for Teachers
27
Extension
Use the calculator to investigate the correlation of the other data in the table
such as the relation of field goal percentage to minutes per game, or rebounds
per game to minutes per game. (Remember, since you have already entered
the minutes per game in
Y
, you only need to enter the new data in
X
.)
1.
What is the average field goal percentage?
2.
Write the equation for the line of best fit.
3.
Write the correlation coefficient.
4.
What is the average number of rebounds per game?
5.
Write the equation for the line of best fit.
6.
What is the total number of rebounds per
game for all the given players?
7.
Write the equation for the line of best fit.
8.
Write the correlation coefficient.
9.
Which 2 variables have the closest correlation?
(That is, which have the correlation coefficient
closest to 1 or –1?)