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Data cleaning is a critical early step in the analysis process. Without clean and accurate data, any insights derived from the analysis will be unreliable. Cleaning involves removing duplicates, handling missing values (e.g., using imputation techniques), and ensuring consistency. This step ensures the foundation of the analysis is robust.
Two points A and B are located such that the distance between them is 100 meters. If point A is at the origin and point B is at an angle of 30 degrees f...
5, 24, 47, 76, 113, ?.
The ratio of two numbers is 4:8 and their LCM is 64. The numbers are:
The centroid of a triangle is located at the point (2, 4). If one vertex is at (0, 0) and another at (4, 0), find the coordinates of the third vertex.
The number of students in class A is 25% more than the number of students in class B and the number of students in C is 20% more than the number of stud...
A sum of ₹20,000 is invested at an annual rate of interest of 10%. Calculate the difference between simple interest and compound interest after 3 year...
A triangle has sides 7 cm, 24 cm, and 25 cm. Determine the largest angle in the triangle.
C is 50% more efficient than D. Together, they can finish a task in 12 days. How many days will D alone take to complete the task?
A shopkeeper sold an article for Rs. 500 after offering a discount of 20%. If he earned a profit of 25%, then find the ratio of cost price to the marked...
The following table shows the number of students enrolled in different courses at a university: