What are some common statistical methods used in data analysis?
Common statistical methods include mean, median, mode, standard deviation, regression analysis, and hypothesis testing.
Can you explain the difference between mean and median?
Sure! The mean is the average of all data points, while the median is the middle value when data is sorted.
What is regression analysis used for?
Regression analysis is used to understand the relationship between variables and to predict outcomes.
Are there any statistical methods for categorical data?
Yes, methods like chi-square tests and logistic regression are commonly used for analyzing categorical data.
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