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Let’s say that your company is running a standard control and variant AB test on a feature to increase conversion rates on the landing page. The PM checks the results and finds a .04 p-value.

How would you assess the validity of the result?

Experiment Validity

Suppose there exists a new airline named Jetco that flies domestically across North America. Jetco recently had a study commissioned that tested the boarding time of every airline, and it came out that Jetco had the fastest average boarding times of any airline.

What factors could have biased this result, and what would you look into?

What could potentially bias the average boarding time in favor of an airline that only flies domestically?

What could potentially bias the average boarding time in favor of an airline that only flies domestically?

Boarding Times Bias

A new airline came out as the fastest average boarding times compared to other airlines.  What factors could have biased this result and what would you look into?

You are testing hundreds of hypotheses with many t-tests. What considerations should be made?

What is a key disadvantage of the F-test when compared to multiple t-tests?

What is a key disadvantage of the F-test when compared to multiple t-tests?

Hundreds of Hypotheses

You are testing hundreds of hypotheses with many t-tests. What considerations should be made?

United Nations Salaries by Position

Result of Service Business requirements for the data warehouse Document current state data architecture and potential sources of data. Assist vendor with integration of their Financial Data Warehouse Document testing of new systems as they become available. Work Location New York Expected duration 6 months Duties and Responsibilities The United Nations Secretary-General is responsible for the investment of the assets of the United Nations Joint Staff Pension Fund (UNJSPF). The Secretary-General has delegated this responsibility to the Representative of the Secretary-General for the investment of the assets of the UNJSPF (RSG). The RSG heads the Office of Investment Management (OIM), which manages a $90+ billion multi-asset class, global investment portfolio, about 85% of which is actively managed in-house. Asset classes under management comprise global equities, fixed income, foreign exchange, private equity, real estate, infrastructure, timber and commodities.OIM's staff are all based in New York but come from over 30 countries. For more information please visit OIM's website at https://oim.unjspf.org/.This position is located in the Data Analysis and Business Applications Team of OIM. The consultant will report to the Business Applications IT Project Manager at the Office of Investment Management (OIM) of the United Nations Joint Staff Pension Fund (UNJSPF) and work under his overall guidance. Through this reporting arrangement, the contractor will implement the deliverables described in this Terms of Reference (TOR) in consultation with the IT Project Manager. Qualifications/special skills An Advanced degree in a business or technical field such as finance, Economics, Engineering, Computer Science, Information Systems, Mathematics, Statistics or a related field. A first-level university degree in combination with qualifying experience is acceptable in lieu of the advanced university degree. Industry certification such as the CPA or CFA is a plus. Minimum 7 years in the investment industry, 5 years in implementing investment data platforms, and 3 years with S&P Markit EDM is required. Deep understanding of investment data lifecycle, and strong technology knowledge and ability to influence various partners is required. Strong record of customer service and excellent communication and relationship-building skills is required. Thorough understanding of the investment life cycle across all asset classes, and experience with market data vendors like Bloomberg, MSCI, Reuters is required. Working knowledge of end-to-end data management workflows, and experience with EDM aspects, BI, and reporting is required Languages English and French are the working languages of the UN Secretariat. For this position, fluency in English is required. Knowledge of another UN official language is desirable. Additional Information Not available. No Fee THE UNITED NATIONS DOES NOT CHARGE A FEE AT ANY STAGE OF THE RECRUITMENT PROCESS (APPLICATION, INTERVIEW MEETING, PROCESSING, OR TRAINING). THE UNITED NATIONS DOES NOT CONCERN ITSELF WITH INFORMATION ON APPLICANTS' BANK ACCOUNTS.

United Nations Interview Questions

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