Not sure if I have put the correct answer based on the correlation of two variables
6. A district superintendent calculates the
statistic associated with the relation among several variables.
a. What is the name
for the statistic that shows the relationship among two variables?Correlation
b. Using the following matrix, which of these pairs
of variables would be considered to haveâŚ
i. A strong,
positive relationship?Positive
Science Attitude/Socioeconomic Status
ii. A weak,
positive relationship?Number
of Absences/Socioeconomic Status
iii. A strong,
negative relationship?Positive
Science Attitude/Number of Absences
iv. A moderate, positive relationship?Science
Achievement//Socioeconomic States
c. Based on this information, could you conclude
that a higher number of absences causes lower science achievement scores, or
that positive science attitude causes higher science achievement scores?
Explain your response.The
correlation between a positive science attitude and a higher science attitude
is indicated to be stronger than the correlation between the higher number of
absences and the lower achievement scores. Correlations that are closer toare strong. According to the chart below, the
PSA/SACH 0.8222 score is stronger than the ABS/SACH score which is -0.721. Therefore,
positive attitude causes higher science achievement scores.
|
|
Socioeconomic Status (SES) |
Number of Absences (ABS) |
Positive Science Attitude (PSA) |
|
Socioeconomic (SES) |
|
|
|
|
Number of Absences (ABS) |
0.083240075
|
|
|
|
Positive Science (PSA) |
0.182343673
|
-0.352856065
|
|
|
Science (SACH) |
0.553146626
|
-0.721292267
|
0.822269597
|





