{[ promptMessage ]}

Bookmark it

{[ promptMessage ]}

Lecture 4 - Correlation

# Lecture 4 - Correlation - Correlations Lecture Four Spring...

This preview shows pages 1–7. Sign up to view the full content.

Correlations Correlations Lecture Four Lecture Four Spring 2008 Spring 2008

This preview has intentionally blurred sections. Sign up to view the full version.

View Full Document
Determining Relationships Determining Relationships between Scores between Scores Graphing Correlation
Graphing Graphing Each subject must have a score on two variables; an X and a Y score. Coordinates of X and Y are plotted. Coordinate - paired X and Y score for a subject. X scores are placed on horizontal axis. abscissa Y scores are placed on vertical axis. ordinate

This preview has intentionally blurred sections. Sign up to view the full version.

View Full Document
Regression Line Regression Line Line of Best Fit Straight line drawn through the data points. Represents the trend in the data.
Characteristics of Correlations Characteristics of Correlations Direction Magnitude (size)

This preview has intentionally blurred sections. Sign up to view the full version.

View Full Document
Magnitude (strength) of r Magnitude (strength) of r How close r is to +1.00 or -1.00. Higher absolute value of r, the stronger the correlation. r = +1.00 -- perfect positive correlation.
This is the end of the preview. Sign up to access the rest of the document.
• Spring '08
• FuroungXi
• Harshad number, percent fat, 1 60 40 20 0 0 10 20 30 40 50 60 Percent, 20 Mile, 30 20 10 0 0 10 20 30 40 50 60 Percent, 49 5 0 10 20 30 40 50 60 Percent

{[ snackBarMessage ]}

### Page1 / 23

Lecture 4 - Correlation - Correlations Lecture Four Spring...

This preview shows document pages 1 - 7. Sign up to view the full document.

View Full Document
Ask a homework question - tutors are online