Creating Scatter Diagrams and More

SPSS ASSIGNMENT #2



Creating Scatter Diagrams and More

Review and follow the steps in your text and you may want to keep SPSS Statistics 21 Brief Guide handy just in case.

1a.   The following have been prepared so that data sets B through D are slightly modified versions of data set A. Make scatter diagrams and figure the correlation coefficients for each data set.


DATA SET A   DATA SET B   DATA SET C   DATA SET D
X   Y   X   Y   X   Y   X   Y
1   1   1   1   1   5   1   1
2   2   2   2   2   4   2   4
3   3   3   3   3   3   3   3
4   4   4   5   4   2   4   2
5   5   5   4   5   1   5   5



1b.    Discuss how and why the correlations change.


















Correlations

Review the steps in your text and you may want to keep SPSS Statistics 21 Brief Guide handy just in case.

2.   Enter the following data into SPSS. Determine the correlation between hours of studying and grade point average in these honor students. Copy and paste the results into this document.  Explain your results.


Hours of Studying   GPA
23   3.95
12   3.90
15   4.00
14   3.76
16   3.97
21   3.89
14   3.66
11   3.91
18   3.80
9   3.89