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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?

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

Let’s say we have a table with an <code>id</code> and <code>name</code> fields. The table holds over 100 million rows and we want to sample a random row in the table without throttling the database.

Write a query to randomly sample a row from this table.

Input:

<code>big_table</code> table

<table>
<thead>
<tr>
<th>Columns</th>
<th>Type</th>
</tr>
</thead>

<tbody>
<tr>
<td><code>id</code></td>
<td>INTEGER</td>
</tr>

<tr>
<td><code>name</code></td>
<td>VARCHAR</td>
</tr>
</tbody>
</table>

Write a query to randomly sample a row from a big table.

Random SQL Sample

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We are looking for a Lead Software Engineer to join our Technology team at Clarivate.We have a great skill set in Java, Spring, and AWS and we would love to speak with you if you have good analytical skills, passionate about technology, and have the curiosity and drive to take on new possibilities. You will get the opportunity to work in a cross-cultural work environment while working on the latest web technologies with an emphasis on user-centric design. About You (Skills & Experience Required) <ul><li>Bachelor’s Degree or equivalent in computer science, software engineering.</li><li>Atleast 7 years of experience in developing web-based applications using Java, Spring, Hibernate, MS SQL Server, and related technologies.</li><li>Hands -on experience on Springboot and No -SQL databases like Mongo DB, or Redis.</li><li>Experience with front-end web technologies such as HTML, CSS, JavaScript, and Angular.</li><li>Good Knowledge in k8s and docker. Experience in writing JUnit test cases</li><li>Good understanding of software development principles, including Distributed System, object-oriented programming, Design Patterns, and SOLID principles.</li><li>Working knowledge of VCNs e.g., GIT, SVN etc</li></ul> It would be great if you also have, <ul><li>Familiarity with Agile development methodologies.</li><li>Experience with AWS services, such as EC2, S3, Elb, EKS and RDS .</li></ul> What will you be doing in this role? You will work closely with your agile team for creating high-quality, innovative, and intuitive solutions to challenging and complex business problems. To be successful in this role, you will need strong technical and analytical skills to be applied to overcome challenges that arise when working across multiple technologies. You will harness your creativity to help develop solutions that consider our users and aim to significantly improve the productivity of their work day. Some highlights of this role: <ul><li>Develop Strong Architecture and Design using best practices, patterns, and business acumen.</li><li>Provide leadership and technical guidance to coach, motivate, and lead team members to their optimum performance levels and career development.</li><li>Participate in the full software development lifecycle, including requirements gathering, design, development, testing, and deployment.</li><li>Write clean, efficient, and well-documented code that adheres to industry best practices and coding standards.</li><li>Develop and maintain unit and unit integration tests that are part of an automated Continuous Integration pipeline.</li><li>Work closely with other teams (e.g., QA, Product) to release high-quality software.</li><li>Participate in group improvement activities and initiatives to improve process and product quality in pursuit of excellence.</li></ul> About the Team Our team is a group of highly motivated professionals who are passionate about using technology to make a real difference in the world. We specialize in developing cloud-native applications using a variety of technologies, including Java, Java-based tools such as Spring and Hibernate, and No-SQL DBs. With a diverse range of skills and backgrounds, we embrace new challenges and take pride in our ability to deliver high-quality work that drives meaningful results. As a member of our team, you will have the opportunity to learn from experienced mentors and contribute to world-class products and innovative solutions in the field of IP Hours of Work This is a permanent position with the benefit of working in Hybrid mode during normal work hours (9 hours per day as per IST).

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