Running head: DATA ANALYSIS AND APPLICATION TEMPLATE 1
1
Data Analysis and Application Template
Learner Name
Capella University
Data Analysis and Application
Data Analysis Plan
Variable
Definition
Section
Class section
Quiz3
Quiz 3: number of correct answers
Name the variables used in this analysis and whether they are categorical or continuous.
State a research question, null hypothesis, and alternate hypothesis for the ANOVA.
Testing Assumptions
Using this table:
Assumption Checks
Test for Equality of Variances (Levene’s)
F
df1
df2
p
2.898
2.000
102.000
0.060
Interpret the homogeneity test to determine whether the assumption of homogeneity is violated or is not violated.
Results & Interpretation
Using the tables:
Descriptives
Descriptives – quiz3
section
N
Mean
SD
SE
Coefficient of variation
1
33
7.273
1.153
0.201
0.159
2
39
6.333
1.611
0.258
0.254
3
33
7.939
1.560
0.272
0.196
Report the means and standard deviations of quiz3 for each group of the section variable.
ANOVA – quiz3
Cases
Sum of Squares
df
Mean Square
F
p
section
47.042
2
23.521
10.951
<.001 Residuals 219.091 102 2.148 Note. Type III Sum of Squares Report the results of the F test and interpret the statistical results against the null hypothesis; state whether the null hypothesis is rejected or not rejected. Post Hoc Tests Standard Post Hoc Comparisons - section Mean Difference SE t ptukey 1 2 0.939 0.347 2.710 0.021 3 -0.667 0.361 -1.848 0.159 2 3 -1.606 0.347 -4.633 <.001 Note. P-value adjusted for comparing a family of 3 Finally, if the F is significant, interpret the post-hoc tests. Statistical Conclusions Provide a brief summary of your analysis and the conclusions drawn about this ANOVA. Analyze the limitations of the statistical test and/or possible alternative explanations for your results. Application Name an independent variable (the IV should have three or more groups or categories) and a dependent variable that would work for such an analysis and why studying it may be important to the field or practice. References Provide references in proper APA Style if necessary.
