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The Mandal Commission, officially known as the Second Backward Classes Commission, was established in India in 1979 to identify the socially or educationally backward classes of India and recommend measures to improve their status. One of the pivotal recommendations was providing reservations in government jobs and educational institutions for the OBCs.
Given the following tables: Orders (OrderID, CustomerID, OrderDate) and Customers (CustomerID, CustomerName, City), what SQL query will return the name...
To reduce bias in a sampling process, which of the following strategies is most effective?
You are working on a customer churn analysis project. Your objective is to predict which customers are likely to leave the service in the next quarter. ...
In hypothesis testing, what does a p-value less than 0.05 typically indicate?
To ensure data is accurate and complete before beginning analysis, which data validation technique is most commonly used?
A data analyst is assessing a dataset with inconsistent categorical entries, such as "USA," "U.S.A," "United States," and "US" for the country field. Wh...
In time series forecasting, which of the following is true regarding the impact of autocorrelation on the model?
Which of the following statements best describes the purpose of a p-value in hypothesis testing?
In the context of the data analysis process, what is the main purpose of the "modeling" stage?
In Python, which of the following functions in the Pandas library is used to merge two DataFrames df1 and df2 on a common column id?
