Question on simulating random variables.
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Assignent to extract zip file of an online URL that had Excel file inside and then clean the data and extract tables from the same file
Resume questions and what I do at my current job
Market-Making, based off the roll of three dice
Present a topical issue and a possible solution.
X et Y deux variables aleatoires N(0,1) independent , c qui proba de X+Y>0
Tell me about your CV. Assumptions of linear regression. How would you hedge a position.
stats, calcul stoch, regresssion , lasso ridge ... test statistique
"Given a table of daily sales data, write a SQL query to find the top 3 products with the highest average weekly sales over the past 6 months."
- How would you approximate sqrt(110)? - Describe linear regression, in particular what it is optimizing. - What would be the best fit line for the points (0,4), (2,4) and (2,6)? - There is a group of n people, and you are given a function know(i,j) that outputs True if person i knows person j. Note that this is not necessarily symmetric, i.e. person i may know person j, but person j may not know person i. A celebrity is a person that everyone knows, but who knows no one else. Write a function that outputs a list of all the celebrities.
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