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Kforce Inc Interview Questions

A/B Testing

Algorithms

Analytics

Machine Learning

Probability

Product Metrics

Python

Statistics

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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?

<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>In an A/B test, how can you check if assignment to the various buckets was truly random?</p>


<p>In an A/B test, which of the following is a common method to determine if the assignment to the test groups was truly random?</p>

In an A/B test, which of the following is a common method to determine if the assignment to the test groups was truly random?

Random Bucketing

A/B Testing & Experimentation

Kforce Inc Salaries by Position

<h5>Kforce Inc provided pay range </h5><p>This range is provided by Kforce Inc. Your actual pay will be based on your skills and experience talk with your recruiter to learn more. </p><h5>Base pay range </h5><p>$51.00/hr - $57.00/hr </p><h5>Responsibilities </h5><p>As a Senior Business Intelligence Engineer, you will work with our world?class marketing and technology teams to ensure that we continue to delight our customers. You will meet with business owners to formulate key questions, leverage our vast Data Warehouse to extract and analyze relevant data, and present your findings and recommendations to management in a way that is actionable. If you are motivated to serve the needs of our customers, you will also be able to satisfy your curiosity working with one of the worlds largest datasets. We seek candidates who are passionate about data analysis and data?driven decision making, uncompromisingly detail?oriented, smart, efficient, and driven to help our business succeed by providing key insights that translate into action. </p><ul><li>Evaluation of the performance of program features and marketing content along measures of customer response, use, conversion, and retention </li><li>Statistical testing of A/B and multivariate experiments </li><li>Design, build and maintain metrics and reports on program health </li><li>Respond to ad hoc requests from business leaders to investigate critical aspects of customer behavior (e.g., how many customers use a given feature or fit a given profile, and deep dive into unusual patterns) </li><br> </ul><h5>Requirements </h5><ul><li>Graduate degree in Math/Statistics, Computer Science or related field, or Marketing is highly desirable </li><li>7+ years of experience working with large-scale complex datasets </li><li>Background (academic or professional) in statistics, programming, and marketing </li><li>Excellent SQL skills </li><li>Python coding </li><li>Business Intelligence based insights creating </li><li>Strong analytical mindset, ability to decompose business requirements into an analytical plan, and execute the plan to answer those business questions </li><li>Excellent communication skills, equally adept at working with engineers as well as business leaders </li><li>SAS experience a plus </li><br> </ul><p>The pay range is the lowest to highest compensation we reasonably in good faith believe we would pay at posting for this role. We may ultimately pay more or less than this range. Employee pay is based on factors like relevant education, qualifications, certifications, experience, skills, seniority, location, performance, union contract and business needs. This range may be modified in the future. </p><p>We offer comprehensive benefits including medical/dental/vision insurance, HSA, FSA, 401(k), and life, disability & ADD insurance to eligible employees. Salaried personnel receive paid time off. Hourly employees are not eligible for paid time off unless required by law. Hourly employees on a Service Contract Act project are eligible for paid sick leave. </p><p>Kforce is an Equal Opportunity/affirmative Action Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, pregnancy, sexual orientation, gender identity, national origin, age, protected veteran status, or disability status. </p><h5>Seniority level </h5><p>Associate </p><h5>Employment type </h5><p>Contract </p><h5>Job function </h5><p>Business Development and Sales </p><h5>Industries </h5><p>Computers and Electronics Manufacturing and Retail </p><p>Referrals increase your chances of interviewing at Kforce Inc by 2x </p><p>Get notified about new Business Intelligence Engineer jobs in <b>New York, NY</b>. </p>#J-18808-Ljbffr

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

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