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Senior Data Analyst Interview Questions
2,910 senior data analyst interview questions shared by candidates
Please tell me about a time that you handled large volumes of data ? What where the blockers ?
case study question to assess analytical question - there's a drop in sales. what would you do to identify the reason for it
share your past work experiences about a data project
For these exercises, please use the tables you provided on the Google Form: people (user_id, people_name, user_type, username) group (group_id, group_name) people_group (user_id, group_id) 1.1 Please write a SQL query to get the usernames of all teachers. 1.2 Please write a SQL query to get the username of each teacher who belongs to any group. 1.3 Please write a SQL query to get the number of teachers who don’t belong to any group. 2.1 How about getting every user's percent difference of activity on the report date versus a week before the report date, for every date? Assume we have a daily user_summary table with every user's activity_level (integer) on every day. Don't worry about the exact date syntax. 3.1 If you want to measure whether new user registration rate (# of new users registered/all invitations sent out) for one design is higher than the other, What statistical test you will use?
What is the P-value?
When were you a 10/10 happy?
Explain one project on which you worked which had the highest positive impact on client?
What are challenges faced in government organization?
Large scale questions about past experience. Improvement suggestions for real business cases.
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