Let the cost price of the article be Rs. x According to the question 2540-x = x - 1850 2x = 2540 + 1850 2x = 4390 x = 4390/2 x = 2195 Cost price of the article = Rs. 2195 Short trick: Cost price of the article = (2540 + 1850)/2 = 4390/2 = Rs. 2195
In time series decomposition, which component is removed to achieve stationarity?
You receive a dataset with missing values in multiple columns. What is the most effective approach to handle these missing values?
In Exploratory Data Analysis (EDA), which of the following is the primary purpose of using histograms?
Which approach is most effective in leveraging data for fraud detection in financial transactions?
Which of the following Python libraries is most appropriate for creating statistical visualizations such as violin plots and heatmaps?
What factor primarily determines the minimum sample size needed for a survey ?
In the context of time series analysis, the Dickey-Fuller test is used to:
In the context of data analysis, which of the following best describes trend analysis?
In the context of fraud detection in financial transactions , which of the following techniques is most effective for identifying unusual patterns or ...
In descriptive statistics, what is the main advantage of using the median over the mean as a measure of central tendency in data analysis?
