Types of correlation. Correlation analysis
A behavioral scientist is interested in studying the effect of stress on employee health for an organization. For this he has conducted a survey and have collected data for different parameters like health condition, emotional balance etc. He found out there is a direct correlation between emotional balance and illness among the employees. Based on this answer the following:
a. What are the various types of correlation that you know about between two variables? Explain them with diagrams.
b. What is the use of Karl Pearson’s coefficient of correlation? Write and explain the formula for the same.
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