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Lam Research 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 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 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.

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

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

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?

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?

Lam Research Salaries by Position

The Group You'll Be A Part Of In the Global Products Group, we are dedicated to excellence in the design and engineering of Lam's etch and deposition products. We drive innovation to ensure our cutting-edge solutions are helping to solve the biggest challenges in the semiconductor industry. The Impact You'll Make Product Roadmap / Strategy / Vision <ul> <li>Collect & understand customer needs and Lam business objectives to align product development strategy and program roadmap across etch products.</li> <li>Facilitate roundtable reviews of market roadmap and technology development resulting in revisions of product strategy, program roadmap, and organizational priorities for etch software, equipment intelligence and end point features.</li> <li>Align and author the program Vision, setting cost objectives and program deliverables aligned with marketing requirements and product strategy. Holds team members accountable to the aligned vision deliverables throughout the Product Development & Release process.</li> <li>Define and manage implementation strategy for product enhancements, new options, and fixes across product lines.</li> <li>Communicate via Plan of Record (POR) to the development team, operations, and customer accounts to align implementation of product changes.</li> <li>Accountable for release of features that meets performance targets, is available in manufacturing with predictable lead time and cost, is supportable in the field with proper documentation and training, with an aligned roadmap. </li></ul>What You'll Do Product Lifecycle Management <ul> <li>Prioritize programs to allocate resources aligned with overall organizational objectives.</li> <li>Define and communicate the product offered for sale through the Product Option Architecture (POA) system and align product changes with other Product Managers</li> <li>Manage unreleased product proliferation: capture and communicate early forecasts and shipment plans; obtain financial approvals (DMRFs) to drive unreleased material; and approve Critical Design Reviews; align and approve new part spares inventory.</li> <li>Define & manage ECOGS to support implementation of issue resolution in the field. Coordinate and monitor execution of mandatory retrofit and supplier quality excursion recovery programs.</li> <li>Review, disposition and prioritize Problem Reports in iPLM, BOM change orders, and Non-Standard Requests (NSRs) from customers; provide supporting rationale and alternatives to justify decisions and determine pricing.</li> <li>Communicate across Lam and with customer known product issues, the impact to ongoing operations/production and POR. Lead CFTs as necessary, coordinating operations and development groups, to mitigate the customer production impacts when scarce resources are available. </li></ul>Who We're Looking For<ul> <li>Minimum education: BS in an engineering discipline; MBA a plus.</li> <li>Minimum 5+ years applicable experience; previous experience in semiconductor capital equipment industry preferred.</li> <li>Supervisory or management experience preferred. </li></ul> Our Commitment We believe it is important for every person to feel valued, included, and empowered to achieve their full potential. By bringing unique individuals and viewpoints together, we achieve extraordinary results. Lam Research ("Lam" or the "Company") is an equal opportunity employer. Lam is committed to and reaffirms support of equal opportunity in employment and non-discrimination in employment policies, practices and procedures on the basis of race, religious creed, color, national origin, ancestry, physical disability, mental disability, medical condition, genetic information, marital status, sex (including pregnancy, childbirth and related medical conditions), gender, gender identity, gender expression, age, sexual orientation, or military and veteran status or any other category protected by applicable federal, state, or local laws. It is the Company's intention to comply with all applicable laws and regulations. Company policy prohibits unlawful discrimination against applicants or employees. Lam offers a variety of work location models based on the needs of each role. Our hybrid roles combine the benefits of on-site collaboration with colleagues and the flexibility to work remotely and fall into two categories - On-site Flex and Virtual Flex. 'On-site Flex' you'll work 3+ days per week on-site at a Lam or customer/supplier location, with the opportunity to work remotely for the balance of the week. 'Virtual Flex' you'll work 1-2 days per week on-site at a Lam or customer/supplier location, and remotely the rest of the time. Salary CA San Francisco Bay Area Salary Range for this position: $117,000.00 - $259,000.00. The above salary range for this position is relevant to applicants that reside or work onsite in the California, San Francisco Bay Area only. Salary offers will depend on factors that include the location you work from, your level, education, training, specific skills, years of experience and comparison to other employees already in this role. Actual salary may vary from salary offered due to numerous factors including but not limited to unpaid time off, unpaid leave, company mandated shutdown, and other relevant factors. Our Perks and Benefits At Lam, our people make amazing things possible. That's why we invest in you throughout the phases of your life with a comprehensive set of outstanding benefits. Discover more at Lam Benefits

The Group Youll Be A Part Of The Customer Support Business Group focuses on enabling our customers with premier customer support throughout their lifecycle with Lam. We drive performance, productivity, safety, and quality of customers installed base Marketing, Business Operations, Analyst, Product Management, Business Systems, Senior Analyst, Manufacturing, Technology

Lam Research Interview Questions

Lam Research Interview Guides

Lam Research Interview Questions

Lam Research Salaries by Position

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