What are the key statistical concepts I need to know for data science?
You should focus on concepts like descriptive statistics, probability distributions, hypothesis testing, and regression analysis.
Can you explain what descriptive statistics are?
Descriptive statistics summarize and describe the main features of a dataset, including measures like mean, median, and mode.
What is the difference between correlation and causation?
Correlation indicates a relationship between two variables, while causation implies that one variable directly affects the other.
How important is hypothesis testing in data science?
Hypothesis testing is crucial as it helps you make inferences about populations based on sample data, guiding decision-making.
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