Hard Difficulty
Hard questions require advanced understanding and critical thinking. Here, your problem-solving skills are key, as these questions often involve complex scenarios needing in-depth analysis and well-structured responses.
Coding question
Coding questions assess your programming abilities and thought process. Showcase your problem-solving approach, coding style, knowledge of data structures, and ability to write clean, efficient, and maintainable code.
Here's a Hint
Show your knowledge of both statistical theory (t-distribution, standard error) and Python implementation using libraries like scipy.stats and numpy.
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