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P (getting a prize) = 11/(11 + 30) = 11/41.
Which characteristic of cloud computing ensures resources can be scaled up or down based on user demand?
Which Python library is primarily used for data manipulation and cleaning?
In hypothesis testing, what does a low p-value (e.g., p < 0.05) suggest about the null hypothesis?
Why is sampling a critical step in large-scale data analysis?
In Excel, when using a Pivot Table to analyze sales data by product and region, which feature allows you to apply different calculations (like average, ...
A bank notices unusual activity in a customer’s account, such as multiple large withdrawals in a short period. What is the most appropriate technique...
A financial institution notices an unusual pattern in transactions where large amounts are transferred between new accounts shortly after opening. Which...
In Python, which method in the Pandas library would you use to replace NaN values in a DataFrame with the median value of each column?
In time series forecasting, which method combines the concepts of autoregression and moving averages with differencing to make non-stationary data stati...
Which of the following SQL operations is used to combine data from two or more tables based on a related column?
