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Memorial hermann health system Interview Questions

Memorial hermann health system Interview Guides

<p>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.</p>

<p>Write a query to randomly sample a row from this table.</p>

<p><strong>Input:</strong></p>

<p><code>big_table</code> table</p>

<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

<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

<p>Let’s say you work for a social media company that has just done a launch in a new city. Looking at weekly metrics, you see a slow decrease in the average number of comments per user from January to March in this city.</p>

<p>The company has been consistently growing new users in the city from January to March.</p>

<p>What are some reasons why the average number of comments per user would be decreasing and what metrics would you look into?</p>


<p>What metric could be used to measure if active users are still engaging on the platform despite an overall decrease in the average number of comments per user?</p>

What metric could be used to measure if active users are still engaging on the platform despite an overall decrease in the average number of comments per user?

Decreasing Comments

How would you investigate a decline in the average number of comments per user?

Memorial hermann health system Salaries by Position

<p>At Memorial Hermann, we pursue a common goal of delivering high quality, efficient care while creating exceptional experiences for every member of our community. When we say every member of our community, that includes our employees. We know that when our employees feel cared for, heard and valued, they are inspired to create moments that exceed expectations, while prioritizing safety, compassion, personalization and efficiency. If you want to advance your career and contribute to our vision of creating healthier communities, now and for generations to come, we want you to be a part of our team.Job SummaryPosition is responsible for conducting moderate to complex analysis in assigned area to include monitoring of resources, evaluation of processes and presentation of historical information trends to ensure optimal departmental effectiveness.Job DescriptionMinimum QualificationsEducation: Bachelors degree preferably in finance, business, economics, healthcare administration or related fieldLicenses/Certifications: (None)Experience / Knowledge / Skills:Two (2) years experience of relevant business experience preferably in healthcareKnowledge and understanding of financial and/or business practice to support business operationsStrong data-mining, analytical and problem-solving skillsAdvanced communication skills, both verbal and writtenStrong organizational skills with an attention to detailStrong computer knowledge and skills, including in-depth expert knowledge of spreadsheet, database, and word processingEffective oral and written communication skillsPrincipal AccountabilitiesManages resource consumption to achieve financial savings.Prepares basic analyses to evaluate and modify existing process to generate additional efficiency, support new/expanded services and facility/equipment acquisitions.Identifies areas for improvement based on operations of service to improve capacity, efficiency and overall effectiveness. Implements and monitors identified changes to assure success.Develops trend analysis reports that monitor key performance indicators and compares them to internal and external benchmarks.May supervise clerical staff.Ensures safe care to patients, staff and visitors; adheres to all Memorial Hermann policies, procedures, and standards within budgetary specifications including time management, supply management, productivity and quality of service.Promotes individual professional growth and development by meeting requirements for mandatory/continuing education and skills competency; supports department-based goals which contribute to the success of the organization; serves as preceptor, mentor and resource to less experienced staff.Demonstrates commitment to caring for every member of our community by creating compassionate and personalized experiences. Models Memorial Hermann's service standards by providing safe, caring, personalized and efficient experiences to patients and colleagues.Other duties as assigned.</p>

<p> Data Analyst, Analyst, Lead, Quality, Technology, Healthcare</p>

Memorial hermann health system Interview Questions

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Memorial hermann health system Interview Questions

Memorial hermann health system Salaries by Position

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