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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

<h5>Business Analyst Iii </h5>Our client, a banking company, is looking for a Business Analyst III for their remote location. Responsibilities include providing status updates, creating and attending meetings, taking minutes. Provide status updates for specific items of high risk. May need to step up as a delegate for other team members. Maintaining status updates in Work Front for reporting accuracy...

<h5>Business Analyst V </h5>Our client, a banking company, is looking for a Business Analyst V for their remote location. Responsibilities include supporting the team with day-to-day activities and training, new application onboarding (ServiceNow), providing status updates, creating and attending meetings, and taking minutes. Provide status updates for specific items of high risk. May need to step up as...

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

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