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Vodafone Interview Questions

A/B Testing

Algorithms

Analytics

Machine Learning

Probability

Product Metrics

Python

Statistics

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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?

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

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?

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

Vodafone Salaries by Position

Join Us At Vodafone, we’re not just shaping the future of connectivity for our customers – we’re shaping the future for everyone who joins our team. When you work with us, you’re part of a global mission to connect people, solve complex challenges, and create a sustainable and more inclusive world. If you want to grow your career whilst finding the perfect balance between work and life, Vodafone offers the opportunities to help you belong and make a real impact. Joining Vodafone IoT’s team means being part of a growing, purpose-driven organisation at the forefront of innovation. Our teams are made up of curious minds, problem-solvers, and forward-thinkers across the world who thrive in a collaborative, high-performing, inclusive environment. What You’ll Do Are you ready to drive innovation in the IoT space? Vodafone IoT is looking for a dynamic and experienced Product Manager to expand its team that manages our IoT Global SIM+ and MNO Interworking product. The role will focus on APAC, India and Middle East projects to be executed in collaboration with local operators. This is your chance to be part of a global IoT product portfolio that is central to Vodafone’s Enterprise strategy. Global SIM+ is a product from Vodafone IoT that provides a seamless and compliant global solution for IoT connectivity in various countries. It enables businesses to deploy IoT services in evolving regulated markets with confidence under a single pane of glass. The solution simplifies business and supply management processes for cost savings and improves time to market from a trusted brand like Vodafone. Vodafone has been recognised as a leader for the 11th consecutive year in the Gartner Magic Quadrant for IoT Connectivity Key Responsibilities: <ul><li>Define the strategy and product features to ensure Vodafone IoT achieves unparalleled global connectivity across its footprint, including markets requiring local IMSIs and in highly regulated regions </li><li>Define and maintain a competitive and industry-leading product vision and roadmap </li><li>Work closely with Sales, Pre-Sales, Partner Management, Commercial, Regulatory, Legal, Roaming and Technology teams to develop and drive innovative products and propositions </li><li>Collaborate with various teams to ensure the successful launch and management of the Global coverage connectivity products </li><li>Manage product business cases, support sales and pre-sales teams from time to time, product lifecycle management, documentation, and communication to ensure seamless product delivery and customer satisfaction </li><li>Work with other product managers to resolve and collaborate across the different dependencies and keep key stakeholders updated about vision, strategy and progress. </li></ul>Who You Are Core competencies, knowledge and experience: <ul><li>Experience in IoT, in a product or techno-commercial role</li><li>Experience in eSIM and Roaming, with knowledge of MVNO, MVNE models, and connectivity </li><li>Navigate complex environments effortlessly, combining a strong technology background with commercial acumen </li><li>Hands-on experience product lifecycle management </li><li>Can do attitude with desire to learn outside area of comfort </li><li>Flexibility to reprioritize activities in a fast-pacing environment </li><li>Exceptional stakeholder management skills and the ability to lead and motivate virtual teams </li><li>The gravitas to act as the expert for their portfolio with credibility up to customer ‘C’ level and senior leadership team (SLT) level </li><li>Ability to work with incomplete information </li><li>Appropriate experience in leading and motivating virtual cross functional teams and the ability to maintain the right balance between tactical and strategic activity </li></ul>Must have experience: <ul><li>At least 5 years’ successful track record in Product Management</li><li>At least 2 years in IoT </li></ul>Not a perfect fit? Worried that you don’t meet all the desired criteria exactly? At Vodafone we are passionate about empowering people and creating a workplace where everyone can thrive, whatever their personal or professional background. If you’re excited about this role but your experience doesn’t align exactly with every part of the job description, we encourage you to still apply as you may be the right candidate for this role or another opportunity. What's In It For You We want you to feel happy and fulfilled at work, without compromising the other things in life that matter to you. From our flexible working and leading people policies to our commitment to personal development and wellbeing, there are lots of ways that we support you. <ul><li>Yearly bonus: 10%</li><li>Annual leave: 28 days + bank holidays + the opportunity to buy/sell/carry over 5 days/year</li><li>Charity days: 5 days/year</li><li>Maternity leave: 52 weeks: the first 13 weeks are fully paid, followed by 26 weeks of half pay</li><li>Private pension: You can contribute up to 5% of your basic pay with 2:1 matching from Vodafone up to 10% </li><li>Access to: private medical, private dental, free health assessments, share save scheme</li><li>Additional discounts: Vodafone retail, gym, cinema, cycle to work, season ticket loan </li></ul>Who We Are With more than 200 million device connections around the world, Vodafone IoT is a global leader in managed IoT connectivity – connecting people, places and devices. We help create a smarter, more sustainable, and more connected world - from enabling smart cities and autonomous vehicles to transforming healthcare, agriculture, and logistics. Our work shapes the digital future of businesses – allowing them to effectively manage and monitor their operations using IoT. As a global leader in IoT connectivity – operating in more than 180 countries across the globe - we empower individuals, businesses, and entire industries to unlock their potential through technology that’s secure, scalable, and future-ready. Vodafone IoT is a subsidiary of Vodafone Group. Vodafone Group is a leading international Telco, serving millions of customers. At Vodafone, we believe that connectivity is a force for good. If we use it for the things that really matter, it can improve people's lives and the world around us. Through our technology we empower people, connecting everyone regardless of who they are or where they live and we protect the planet, whilst helping our customers do the same. Belonging at Vodafone isn’t a concept; it’s lived, breathed, and cultivated through everything we do. You’ll be part of a global and diverse community, with many different minds, abilities, backgrounds and cultures. We’re committed to increase diversity, ensure equal representation, and make Vodafone a place everyone feels safe, valued and included. If you require any reasonable adjustments or have an accessibility request as part of your recruitment journey, for example, extended time or breaks in between online assessments, please refer to <a>the Application adjustments section of our careers website</a> for guidance. Together we can.

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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