Question
Income of A is twice the income of B. B and A spend 40%
and 50% respectively of their incomes. Find the savings of A, if B saves Rs. 60000 in a month.Solution
Let, income of B be Rs. ‘x’ Expenditure of B = 0.4x So, 0.6x = 60000 x = Rs. 100000 Income of A = 2 × 100000 = Rs. 200000 Savings of A = 50% of 200000 = Rs. 100000
A time series dataset shows monthly sales data for a retail store over the last three years. After performing decomposition, you observe that the residu...
In data analysis, why is sampling often preferred over analyzing an entire population?
Why is sampling an essential technique in data analysis?
In the context of risk modeling for credit scoring, which of the following factors is least likely to be used in predicting a person’s creditworthines...
Which of the following is a key difference between random sampling and non-random sampling?
Which of the following scenarios demonstrates an appropriate application of time series analysis?
What is the primary purpose of the Reduce phase in MapReduce?
Which of the following best illustrates the use of trend analysis in marketing?
Which of the following best describes non-random sampling?
Which of the following is the primary benefit of using APIs over web scraping for data collection from a website?