Suppose you have a list of strings, each of which is an English sentence. # Output a dictionary out_dict that maps a key n to the list of words that occur in n different sentences. # E.g. # Input: str_list = [ “The cat ate the fish”, “The cat saw the roses”, “The roses are red” ]
case study: credit card insurance profit per customer cost of mailing $0.5, response rate 1%, average balance per month $1000, insurance charges 1% of average balance monthly, customer claim rate 5% (once insured customer files a claim, the balance will be wiped and C1 lose $1000). Question: profit per customer, graph claim rate vs response rate, graph profit vs response rate and find the response rate for maximum profit (r=1%)
A time you avoided an obstacle, A time you had to learn something new, Third one was something along the lines of: A time you had to request extra help to complete a project/task
How would you explain customer LTV in the context of eHealth
How would you address the overfitting problem?
If a plant grows twice the rate of what it grew the previous day then when will it reach half of its maturity height
Technical case interview which is a mix of modelling skills + classical case interview structure
How to reverse strings with changing Position - Answered
How do you take millions of users with 100's of transactions each, amongst 10k's of products and group the users together in a meaningful segments?
Asked coding and data flow questions. The interviewers were friendly, but the questions were more centered on computer science than I expected. There were no social or general case study type questions.
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