Billionaire Jeff Bezos’s e-commerce company Amazon has become the most valued brand, overtaking Apple, last year’s topper. Amazon has reclaimed the top spot as the world’s most valuable brand despite its brand value falling 15 per cent this year from $350.3 billion to $299.3 billion.
A retail chain wants to predict next month's sales based on historical data and seasonal trends. Which of the following methods is the most suitable for...
Which of the following scenarios most justifies the use of Big Data over Traditional Data?
Which of the following cryptographic algorithms is an example of symmetric encryption and employs a block cipher with a key size of up to 256 bits?
Why is sampling commonly used in data analysis, especially when dealing with large datasets?
In which programming language are pointers explicitly supported and used for memory manipulation?
What is a common method to handle missing data in a dataset?
In the context of data analysis, which of the following best describes trend analysis?
What factor is the most critical when determining the appropriate sample size for a study?
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?
Why is sampling crucial in data analysis, especially when handling large datasets?
