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Aya Healthcare Interview Questions

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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 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

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

Aya Healthcare Salaries by Position

Join Aya Healthcare, winner of multiple Top Workplace awards! The Sr Business Intelligence Engineer will work closely with the BI team and IT team to transform data into critical information and knowledge that can be used to make sound business decisions. At a senior level, provide data using advanced ETL solutions and create a scalable data architecture. Go beyond the obvious, delving into the source, definition, philosophy, and foundational roots of a data element in order to create information Who We Are: Were a $10+ billion, rapidly growing workforce solutions provider in the healthcare industry. We deliver tech-enabled services that help healthcare organizations meet and manage their contingent labor needs. We build and manage tech-enabled marketplaces for national and local healthcare talent and deliver contingent labor management solutions through our proprietary software platform. At Aya, were obsessed with creating exceptional experiences for our clients, clinicians, and employees. In fact, we put employee satisfaction above all else. Our team members are responsible for incomparable customer experience and we know that happy employees are critical to maintaining happy clients. We foster an entrepreneurial, high-energy, low-bureaucracy culture and value innovative thinking and creative problem solving. We embrace diversity in thought and backgrounds unified by a commitment to high achievement. When you join Aya, youll be surrounded by teammates who care about you as an individual and leaders who will help you grow both personally and professionally. Responsibilities: <ul><li>Advanced comprehension of ETL solutions (AzureDataFactory, SSIS, SQL, SPROCs, other data languages). </li><li>Quickly interpret tech design of requests and determines proper action (available vs new build). </li><li>Collaborates with other BI team members to create scalable and optimized BI solutions. </li><li>Participate in workstream planning process including inception, technical design, development, testing and delivery of BI solutions. </li><li>Develop work plans, timelines and manage workflows to meet timeframes. </li><li>Explore the data and discover patterns, meaningful relationships, anomalies, and trends. </li><li>Analyze testing results to ensure the solution meets the needs of the business. </li><li>Recommend standards, policies and procedures for the form, structure, and attributes of the BI tools and systems. </li><li>Continuing to advance themselves and the team by researching and applying new techniques. </li> </ul>Required Qualifications: <ul><li>Bachelor's degree required. </li><li>Masters degree preferred. </li><li>7+ years of progressive BI Engineering experience </li><li>Strong experience building relational databases. </li><li>Strong Experience with data administration, design, and architecture. </li><li>ETL Solution Master (SQL, AzureDataFactory, Python, Tray.io preferred). </li><li>Precise communication with the ability to articulate complex processes to non-experts. </li><li>Excellent analytical and problem-solving skills. </li><li>Healthcare staffing industry experience preferred. </li><li>Experience managing large projects at a Senior level. </li><li>Ability to handle multiple priorities in a fast-paced environment. </li> </ul>What We Offer: <ul><li>Free premium medical, dental, life and vision insurance </li><li>Generous 401(k) match </li><li>Aya also offers other benefits to those that are eligible and where required by applicable law, including reimbursements and discretionary bonuses. </li><li>Aya provides paid sick leave in accordance with all applicable state, federal, and local laws. Ayas general sick leave policy is that employees accrue one hour of paid sick leave for every 30 hours worked. However, to the extent any provisions of the statement above conflict with any applicable paid sick leave laws, the applicable paid sick leave laws are controlling. </li><li>Celebrations! We hit our goals and reward ourselves. </li><li>Company-sponsored virtual events, happy hours and team-building activities are always on the horizon plus, you get a special treat on your birthday! </li><li>Unlimited DTO we believe in time off! </li><li>Virtual yoga, meditation or boot camp classes offered daily. </li> </ul>Compensation: Aya reasonably anticipates the pay scale for this position to be?$145,000?to $175,000?annually.????? The pay scale for this position may vary if applicant possesses experience outside of what Aya reasonably anticipates for this position. Bonuses are subject to the role and your managers discretion. Aya is an Equal Opportunity Employer (EEO), including Disability / Vets, and welcomes all to apply. Please click?here?for our EEO policy.

Aya Healthcare Interview Questions

Aya Healthcare Interview Guides

Aya Healthcare Interview Questions

Aya Healthcare Salaries by Position

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