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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?

Strategic Staffing Solutions Salaries by Position

STRATEGIC STAFFING SOLUTIONS (S3) HAS AN OPENING! Strategic Staffing Solutions is currently looking for a Big Data Engineer, for a W2 contract opportunity with one of our largest clients! Candidates should be willing to work on our W2 only, No C2C Job Title: Big Data Engineer Location(s): McLean, VA/Richmond, VA hybrid (Mon & Fri remote/Tue-Thu onsite) Schedule: Hybrid Role Type: W2 ONLY Contract Length: 12 months Key Skills: Python, SQL, Spark, and AWS (Lambda, Glu, EMR) notebook tools like databricks or Jupiter Skill Requirements: We are seeking data engineers that deal with big data. Collaborate with business and partner teams that bring together credit line increase data, building and utilizing ETL processes. <ul> <li>Collaborate with and across Agile teams to design, develop, test, implement, and support technical solutions in full-stack development tools and technologies </li> <li>Share your passion for staying on top of tech trends, experimenting with and learning new technologies, participating in internal & external technology communities, mentoring other members of the engineering community </li> <li>Collaborate with digital product managers, and deliver robust cloud-based solutions that drive powerful experiences to help millions of Americans achieve financial empowerment </li> </ul> Must have: Programming languages like Java, Python, SQL, Node, Go, and Scala, Open Source RDBMS and NoSQL databases, Container Orchestration services including Docker and Kubernetes, and a variety of AWS tools and services Nice to have: Scala, CI/CD pipeline testing (Jenkins), Snowflake. "Beware of scams. S3 never asks for money during its onboarding process." Job ID: JOB-236933 Publish Date: 05 Aug 2024

STRATEGIC STAFFING SOLUTIONS HAS AN OPENING! Strategic Staffing Solutions is currently looking for a Lead Data Engineer for a contract opening with one of our largest clients! This is a Contract Opportunity with our company that MUST be worked on a W2 ONLY, NO visa sponsorship or C2C eligibility for this position.The details are below. Job Title: Lead Data Engineer Contract: 12 Months Location: Charlotte, NC Job/Role Description: <ul> <li>Consult on or participate in moderately complex initiatives and deliverables within Software Engineering and contribute to large-scale planning related to Software Engineering deliverables. </li> <li>Review and analyze moderately complex Software Engineering challenges that require an in-depth evaluation of variable factors. </li> <li>Contribute to the resolution of moderately complex issues and consult with others to meet </li> </ul>Required Skills/Experience:<ul> <li>7+ year- Experienced with Apache Spark, ETL(Ab Initio/Informatica/Data Stage), DBMS(Teradata/SQL Server), Java/Python/Scala(Programming language), Cloud essentials. </li> <li>2+ years of Data Engineering experience using Cloud Technologies, preferably with GCP </li> <li>3+ Years of Teradata, Unix </li> <li>2+ Experience with Agile </li> <li>4+ years of Database Tools: Teradata, Load / Unload Utilities, Big Query.... </li> <li>Strong analytical skills with high attention to detail and accuracy </li> <li>Excellent verbal, written, and interpersonal communication skills </li> <li>Advanced SQL experience </li> <li>Advanced Microsoft Excel skills using power query </li> <li>Technical/application support experience </li> <li>Ability to research, trend, analyze and model data </li> <li>Strong analytical skills with high attention to detail and accuracy </li> <li>Ability to act as a liaison between the client area and technical organization </li> <li>Effective organizational, multi-tasking, and prioritizing skills </li> <li>Solid knowledge and understanding processes, procedures, and technologies </li> </ul>How to Apply:send resume and contact information to Nick Gleason, Sourcing Specialist, at ngleason@strategicstaff.com . The S3 Difference : The global mission of S3 is to build trusting relationships and deliver solutions that positively impact our customers, our consultants, and our communities. The four pillars of our company are to: <ul> <li> Set the bar high for what a company should do </li> <li> Create jobs </li> <li> Offer people an opportunity to succeed and change their station in life </li> <li> Improve the communities where we live and work through volunteering and charitable giving </li> </ul> As an S3 employee, you're eligible for a full benefits package that may include: <ul> <li> Medical Insurance </li> <li> Dental Insurance </li> <li> Vision Insurance </li> <li> 401(k) Plan </li> <li> Vacation Package </li> <li> Life & Disability Insurance Plans </li> <li> Flexible Spending Accounts </li> <li> Tuition Reimbursement </li> </ul> Job ID: JOB-236777 Publish Date: 30 Jul 2024

Strategic Staffing Solutions Interview Questions

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Strategic Staffing Solutions Interview Questions

Strategic Staffing Solutions Salaries by Position

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