In a recent quiz targeting data science professionals, only 25% of participants achieved a passing score. The quiz, designed to test the knowledge and skills of data scientists, covered a range of topics from statistical analysis to machine learning algorithms. Out of the total respondents, a mere 10% scored above 80%, indicating a high level of difficulty. The average score hovered around 60%, suggesting that many data scientists found the questions challenging. These statistics highlight the demanding nature of the field and the continuous need for professionals to update their skills. Whether you’re a seasoned data scientist or a newcomer, this quiz serves as a benchmark for assessing your expertise in the ever-evolving world of data science.
BRIDGES to Contracts
@BRIDGESContract
·
Apr 1 Over 50% of businesses struggle with data management, and 68% struggle with managing data infrastructure at scale. Download this
@HPE
infographic from TMM Enterprises Group, Inc for 3 tips to address your data management challenges. https://stuf.in/bg41ti
Annie
@DabereNnamani
·
Feb 11 You are working with a dataset where:
Dates appear in multiple formats (YYYY-MM-DD, DD/MM/YYYY, MM-DD-YYYY).
Customer phone numbers are inconsistently formatted ((123) 456-7890, 123-456-7890, 1234567890).
Country names are inconsistent (USA, United States, U.S., America).
Towards Data Science
@TDataScience
·
Apr 1 Do you want to level up your SQL game? Mateus Trentz’s article provides a set of increasingly difficult SQL puzzles, with solutions and explanations to help you master advanced techniques.
Annie
@DabereNnamani
·
Mar 31 You’re a data analyst at an e-commerce company, and sales have dropped by 15% this month compared to last month. Your dashboard reveals:
– Website Traffic: No major change (~500K visitors/month)
– Cart Abandonment Rate: Increased from 60% to 80%
– Average Order Value (AOV):
✇⍅Francesco⍆✇
@francescoX222
·
5h Data is everywhere, yet how much of it is truly accessible?
Enterprises accumulate vast amounts of information, but much of it remains:
Trapped in scattered systems, limiting accessibility
Buried in incompatible formats, making integration difficult
Locked behind
Toby Ford-Monroe
@tobyfordmonroe
·
Apr 1 Q1:
“I am thinking of a five-digit number. The digits are all unique. The number is divisible by 9. If you remove the second digit, the remaining four-digit number is divisible by 7. If you remove the third digit, the remaining four-digit number is divisible by 13. If you remove
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