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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?

Statistics

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?

In an A/B test, how can you check if assignment to the various buckets was truly random?

In an A/B test, which of the following is a common method to determine if the assignment to the test groups was truly random?

In an A/B test, which of the following is a common method to determine if the assignment to the test groups was truly random?

Random Bucketing

A/B Testing & Experimentation

The Card Services - Business Practices – Business Analyst Intermediate will be responsible for performing the daily, weekly and monthly responsibilities that relates to legal and regulatory change management process, which includes legal obligation mapping, providing awareness on regulatory or policy changes, and procedure change management. Additional Skills:<ul><li>Ability to take ownership for assigned deliverables, prioritizing multiple tasks where necessary, and proactively manage deliverables to timely completion.</li><li>Be collaborative and build strong relationships across the organization</li><li>Strong written & oral communication skills</li><li>Expert knowledge of Microsoft Office applications</li><li>Prior experience with Business Management, Control</li><li>Working knowledge of reporting solutions such as Alteryx, Python ...etc.</li><li>Project Management Experience a plus</li></ul>

Question	Topic	Difficulty	Ask Chance
Boarding Times Bias	Statistics	Medium	Very High
Hundreds of Hypotheses	Statistics	Medium	Very High
Random Bucketing	A/B Testing & Experimentation	Medium	Very High

Atr International Interview Questions

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Atr International Interview Questions

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