DATA-ANALYSIS-TECHNIQUE
Data Analysis Techniques
Author: Ryan Kenneth A. Narvaez
Research Methodologies
Quantitative Research
Involves statistical analysis.
Purpose:
Summarizes sample data.
Estimates population parameters.
Tests hypotheses.
Qualitative Research
Focuses on categorizing and interpreting data.
Involves decisions about the approach taken.
Example of Quantitative Research
Collecting data on respondents' levels of agreement to a certain indicator.
Descriptive Statistics
Mean:
Represents the average score of given data set.
Standard Deviation:
Describes variability within the scores.
Important for understanding data dispersion.
Respondent Data Interpretation
Scale Used: 4-Point Likert Scale
Sample Respondent Data
Respondent Q1 Q2 Q3 Q4 | ||||
A | 3 | 4 | 4 | 3 |
B | 4 | 4 | 3 | 2 |
C | 2 | 3 | 4 | 1 |
D | 4 | 4 | 2 | 4 |
E | 3 | 3 | 3 | 2 |
F | 1 | 3 | 2 | 3 |
G | 2 | 4 | 2 | 2 |
Averages
Q1 Average: 2.71 (Agree)
Q2 Average: 3.57 (Strongly Agree)
Q3 Average: 2.86 (Agree)
Q4 Average: 2.43 (Disagree)
Interpretation Table
Score Range Interpretation | |
1.00 - 1.74 | Strongly Disagree |
1.75 - 2.49 | Disagree |
2.50 - 3.24 | Agree |
3.25 - 4.00 | Strongly Agree |
Calculating Mean
Formula:
Add all data points, then divide by the number of data points.
Statistical Tests
Purpose
To test hypotheses about relationships between variables.
Types of Tests
Regression and Correlation Test: Determines associations between two or more variables.
Comparison Tests:
T-tests and ANOVAs used to find differences in outcomes across groups.
Choosing Statistical Tests
Choice of statistical tests is influenced by various aspects of the research design.
Marketing Plan
Description of market plan to understand strategic direction.
Project Plan
Projects defined as planned work or activities conducted over time to meet specific objectives.
Competitive Analysis
Description of competitive analysis to understand market landscape.
Social Media
Example handles: @reallygreatsite
Acknowledgments
Thank you for the research conducted.