11 Nov PSY520 RST3 Benchmark Correlation Regression
Use the attached document “Correlation and Regression” to complete the assignment.
This assignment uses a rubric. Please review the rubric prior to beginning the assignment to become familiar with the expectations for successful completion.
PSY-520 Graduate Statistics
Topic 3 – Benchmark – Correlation and Regression Project
Directions: Use the following information to complete the questions below.
Use the following data points that have a linear relationship:
|
Substance Abuse and Suicide: Percent of the Total U.S. Population |
||
|
X VARIABLE |
Y VARIABLE |
|
|
Year |
Substance Use |
Suicides |
|
1999 |
6.82 |
0.000105 |
|
2000 |
6.78 |
0.000104 |
|
2001 |
7.00 |
0.000107 |
|
2002 |
7.12 |
0.00011 |
|
2003 |
7.09 |
0.000108 |
|
2004 |
7.05 |
0.00011 |
|
2005 |
7.17 |
0.000109 |
|
2006 |
7.24 |
0.00011 |
|
2007 |
7.28 |
0.000113 |
|
2008 |
7.36 |
0.000116 |
|
2009 |
7.80 |
0.000118 |
|
2010 |
7.81 |
0.000121 |
|
2011 |
7.88 |
0.000123 |
|
2012 |
7.87 |
0.000125 |
|
2013 |
8.07 |
0.000126 |
|
2014 |
8.12 |
0.00013 |
|
2015 |
8.06 |
0.000133 |
|
2016 |
8.17 |
0.000134 |
|
2017 |
8.18 |
0.00014 |
|
2018 |
8.23 |
0.000142 |
In 500-750 words, address the following:
Find a linear model of the relationship between the three variables of interest. Identify the predictor variables and the criterion variable.
Provide an output of the SPSS results and interpret the results using correct APA style. Be sure to include the following in your interpretation:
· Cause and effect concepts
· Independent/dependent variable relationships?
· Why is important to do random sampling?
· What is regression fallacy? How may it apply to the relationships discovered?
