Questions in editing scientific documents.
Data Science Program Interview Questions
6,580 data science program interview questions shared by candidates
mean or median which is bigger in left skew?
How do cell phones work?
Q: Describe linear regression and where have you used it in your work or projects? what is R squared value?
- If I am able to control a noisy class - What am I gonna do if students do not behave well
There weren't so much set questions. It was more of a conversation about the job and my background. I did get a bunch of questions about my interest in science.
Would you be interested in teaching a younger grade?
How do you deal with unbalanced classification problem?
Your salary would be in the mid $30,000, would that be ok with you?
The second question asks you to refactor a function in O(n^2) and make it O(n), basically by eliminating the nested for-loop. This is the function you're asked to refactor: int solution(int *A, int N) { int result = 0; int i, j; for (i = 0; i < N; i++) for (j = 0; j < N; j++) if (A[i] == A[j]) if (abs(i - j) > result) result = abs(i - j); return result; }
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