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PART I - Write a 550-700-word essay answering the following questions, INCLUDE AN INTRODUCTION AND CONCLUSION,

1. Provide a real life case/example describing the circumstances of why and how businesses, organizations or researchers decide to use correlation analysis.

2. What is a regression analysis? What is a regression coefficient? What is the Greek symbol for regression coefficient? What is the purpose of testing the statistical significance of a regression coefficient?

3. Provide a real life case/example describing the circumstances of why and how businesses, organizations or researchers decide to use correlation analysis.

4. What is a time series analysis? Describe and explain when, how and why to use regression analysis to analyze a time series? Format the assignment by the APA style.

PART II - Write a 150-250-word essay that answers the following questions with an introduction and short conclusion.

1. What is a correlation analysis? What is a correlation coefficient? What is the Greek symbol of a correlation coefficient? What is the purpose of testing the statistical significance of a correlation coefficient?

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