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<p>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.</p>

<p>What factors could have biased this result, and what would you look into?</p>


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

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

<p>You are testing hundreds of hypotheses with many <em>t</em>-tests. What considerations should be made?</p>


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

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?

<p>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.</p>

<p>How would you assess the validity of the result?</p>


Experiment Validity

A/B Testing & Experimentation

<h3>Job Description</h3><div>Job Description<div><p>Our company is a Series B Startup with a valuation of over $300M. We are changing the way that workplace safety is seen in manufacturing, industrial, and any other workspace that can be dangerous. Over 2 million people are killed in the workplace yearly, and we are doing something about it! Our AI-powered software, powered by computer vision, predicts workplace accidents before they happen, saving countless lives and company materials. We are backed by 2 of the largest VC's in the world, and are creating a huge presence in the NYC Metro Area. </p><p>We are looking for 2 senior C++ / Python low-latency Software Engineers with a proven history of working on real-time systems. Our product will attach to the safety cameras at our clients, and with the use of AI and Computer Vision, will alert of pending accidents before they happen. </p><p>We are looking for Software Engineers with proven expertise in high-frequency / low-latency systems that care about saving lives. The company happens to be growing exponentially, and no end in sight. They will be staffing their NYC office (midtown) heavily. <br><br>The role is hybrid (3 days per week) in their Midtown Office, pays approximately 200K, and is very team-oriented. This is an amazing ground-floor opportunity to be a huge asset to the firm at the beginning of their journey to becoming THE market leader in workplace safety!</p></div></div>

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

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