Public task directory

Technical interview practice tasks

Every entry below is a crawlable link to a unique public task page. This directory complements the interactive filters and keeps the complete catalog connected through standard pagination.

Page 95 of 386 · 18,491 tasks

Knowledge Check · Easy · 1 min

What is the main purpose of False discovery rate in ds multiple testing

What is the main purpose of False discovery rate in ds multiple testing?

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Knowledge Check · Easy · 1 min

What is the main purpose of Predeclared metric in ds multiple testing

What is the main purpose of Predeclared metric in ds multiple testing?

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Knowledge Check · Easy · 1 min

What is the main purpose of Sequential look in ds multiple testing

What is the main purpose of Sequential look in ds multiple testing?

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Knowledge Check · Hard · 1 min

While reviewing ds multiple testing, a launch tests twenty primary variants. Which action fixes it, and which check proves it worked

While reviewing ds multiple testing, a launch tests twenty primary variants. Which action fixes it, and which check proves it worked?

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Knowledge Check · Hard · 1 min

While reviewing ds multiple testing, an exploration screens thousands of features. Which action fixes it, and which check proves it worked

While reviewing ds multiple testing, an exploration screens thousands of features. Which action fixes it, and which check proves it worked?

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Knowledge Check · Hard · 1 min

While reviewing ds multiple testing, a team reports only the best of many metrics. Which action fixes it, and which check proves it worked

While reviewing ds multiple testing, a team reports only the best of many metrics. Which action fixes it, and which check proves it worked?

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Knowledge Check · Hard · 1 min

While reviewing ds multiple testing, a test stops when p first falls below threshold. Which action fixes it, and which check proves it worked

While reviewing ds multiple testing, a test stops when p first falls below threshold. Which action fixes it, and which check proves it worked?

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Knowledge Check · Medium · 1 min

While reviewing ds multiple testing, a launch tests twenty primary variants. Which action best addresses the problem

While reviewing ds multiple testing, a launch tests twenty primary variants. Which action best addresses the problem?

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Knowledge Check · Medium · 1 min

While reviewing ds multiple testing, an exploration screens thousands of features. Which action best addresses the problem

While reviewing ds multiple testing, an exploration screens thousands of features. Which action best addresses the problem?

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Knowledge Check · Medium · 1 min

While reviewing ds multiple testing, a team reports only the best of many metrics. Which action best addresses the problem

While reviewing ds multiple testing, a team reports only the best of many metrics. Which action best addresses the problem?

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Knowledge Check · Medium · 1 min

While reviewing ds multiple testing, a test stops when p first falls below threshold. Which action best addresses the problem

While reviewing ds multiple testing, a test stops when p first falls below threshold. Which action best addresses the problem?

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Knowledge Check · Easy · 1 min

What is the main purpose of Statistical power in ds power sample size

What is the main purpose of Statistical power in ds power sample size?

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Knowledge Check · Easy · 1 min

What is the main purpose of Minimum detectable effect in ds power sample size

What is the main purpose of Minimum detectable effect in ds power sample size?

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Knowledge Check · Easy · 1 min

What is the main purpose of Sample size in ds power sample size

What is the main purpose of Sample size in ds power sample size?

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Knowledge Check · Easy · 1 min

What is the main purpose of Allocation ratio in ds power sample size

What is the main purpose of Allocation ratio in ds power sample size?

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Knowledge Check · Hard · 1 min

While reviewing ds power sample size, a test should detect a two-percent lift. Which action fixes it, and which check proves it worked

While reviewing ds power sample size, a test should detect a two-percent lift. Which action fixes it, and which check proves it worked?

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Knowledge Check · Hard · 1 min

While reviewing ds power sample size, a sample cannot resolve tiny conversion changes. Which action fixes it, and which check proves it worked

While reviewing ds power sample size, a sample cannot resolve tiny conversion changes. Which action fixes it, and which check proves it worked?

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Knowledge Check · Hard · 1 min

While reviewing ds power sample size, a team stops after an arbitrary user count. Which action fixes it, and which check proves it worked

While reviewing ds power sample size, a team stops after an arbitrary user count. Which action fixes it, and which check proves it worked?

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Knowledge Check · Hard · 1 min

While reviewing ds power sample size, treatment capacity is limited. Which action fixes it, and which check proves it worked

While reviewing ds power sample size, treatment capacity is limited. Which action fixes it, and which check proves it worked?

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Knowledge Check · Medium · 1 min

While reviewing ds power sample size, a test should detect a two-percent lift. Which action best addresses the problem

While reviewing ds power sample size, a test should detect a two-percent lift. Which action best addresses the problem?

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Knowledge Check · Medium · 1 min

While reviewing ds power sample size, a sample cannot resolve tiny conversion changes. Which action best addresses the problem

While reviewing ds power sample size, a sample cannot resolve tiny conversion changes. Which action best addresses the problem?

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Knowledge Check · Medium · 1 min

While reviewing ds power sample size, a team stops after an arbitrary user count. Which action best addresses the problem

While reviewing ds power sample size, a team stops after an arbitrary user count. Which action best addresses the problem?

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Knowledge Check · Medium · 1 min

While reviewing ds power sample size, treatment capacity is limited. Which action best addresses the problem

While reviewing ds power sample size, treatment capacity is limited. Which action best addresses the problem?

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Knowledge Check · Easy · 1 min

What is the main purpose of Bernoulli distribution in ds probability distributions

What is the main purpose of Bernoulli distribution in ds probability distributions?

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Knowledge Check · Easy · 1 min

What is the main purpose of Binomial distribution in ds probability distributions

What is the main purpose of Binomial distribution in ds probability distributions?

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Knowledge Check · Easy · 1 min

What is the main purpose of Normal distribution in ds probability distributions

What is the main purpose of Normal distribution in ds probability distributions?

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Knowledge Check · Easy · 1 min

What is the main purpose of Poisson distribution in ds probability distributions

What is the main purpose of Poisson distribution in ds probability distributions?

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Knowledge Check · Hard · 1 min

While reviewing ds probability distributions, a session either converts or does not. Which action fixes it, and which check proves it worked

While reviewing ds probability distributions, a session either converts or does not. Which action fixes it, and which check proves it worked?

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Knowledge Check · Hard · 1 min

While reviewing ds probability distributions, a sample records conversions across one hundred users. Which action fixes it, and which check proves it worked

While reviewing ds probability distributions, a sample records conversions across one hundred users. Which action fixes it, and which check proves it worked?

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Knowledge Check · Hard · 1 min

While reviewing ds probability distributions, measurement noise appears symmetric and unimodal. Which action fixes it, and which check proves it worked

While reviewing ds probability distributions, measurement noise appears symmetric and unimodal. Which action fixes it, and which check proves it worked?

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Knowledge Check · Hard · 1 min

While reviewing ds probability distributions, a service counts rare failures per hour. Which action fixes it, and which check proves it worked

While reviewing ds probability distributions, a service counts rare failures per hour. Which action fixes it, and which check proves it worked?

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Knowledge Check · Medium · 1 min

While reviewing ds probability distributions, a session either converts or does not. Which action best addresses the problem

While reviewing ds probability distributions, a session either converts or does not. Which action best addresses the problem?

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Knowledge Check · Medium · 1 min

While reviewing ds probability distributions, a sample records conversions across one hundred users. Which action best addresses the problem

While reviewing ds probability distributions, a sample records conversions across one hundred users. Which action best addresses the problem?

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Knowledge Check · Medium · 1 min

While reviewing ds probability distributions, measurement noise appears symmetric and unimodal. Which action best addresses the problem

While reviewing ds probability distributions, measurement noise appears symmetric and unimodal. Which action best addresses the problem?

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Knowledge Check · Medium · 1 min

While reviewing ds probability distributions, a service counts rare failures per hour. Which action best addresses the problem

While reviewing ds probability distributions, a service counts rare failures per hour. Which action best addresses the problem?

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Knowledge Check · Easy · 1 min

What is the main purpose of North-star metric in ds product metrics

What is the main purpose of North-star metric in ds product metrics?

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Knowledge Check · Easy · 1 min

What is the main purpose of Funnel conversion in ds product metrics

What is the main purpose of Funnel conversion in ds product metrics?

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Knowledge Check · Easy · 1 min

What is the main purpose of Retention in ds product metrics

What is the main purpose of Retention in ds product metrics?

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Knowledge Check · Easy · 1 min

What is the main purpose of Guardrail metric in ds product metrics

What is the main purpose of Guardrail metric in ds product metrics?

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Knowledge Check · Hard · 1 min

While reviewing ds product metrics, a team optimizes raw page views. Which action fixes it, and which check proves it worked

While reviewing ds product metrics, a team optimizes raw page views. Which action fixes it, and which check proves it worked?

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Knowledge Check · Hard · 1 min

While reviewing ds product metrics, checkout completion drops. Which action fixes it, and which check proves it worked

While reviewing ds product metrics, checkout completion drops. Which action fixes it, and which check proves it worked?

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Knowledge Check · Hard · 1 min

While reviewing ds product metrics, the team needs weekly product stickiness. Which action fixes it, and which check proves it worked

While reviewing ds product metrics, the team needs weekly product stickiness. Which action fixes it, and which check proves it worked?

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Knowledge Check · Hard · 1 min

While reviewing ds product metrics, engagement rises while complaints grow. Which action fixes it, and which check proves it worked

While reviewing ds product metrics, engagement rises while complaints grow. Which action fixes it, and which check proves it worked?

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Knowledge Check · Medium · 1 min

While reviewing ds product metrics, a team optimizes raw page views. Which action best addresses the problem

While reviewing ds product metrics, a team optimizes raw page views. Which action best addresses the problem?

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Knowledge Check · Medium · 1 min

While reviewing ds product metrics, checkout completion drops. Which action best addresses the problem

While reviewing ds product metrics, checkout completion drops. Which action best addresses the problem?

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Knowledge Check · Medium · 1 min

While reviewing ds product metrics, the team needs weekly product stickiness. Which action best addresses the problem

While reviewing ds product metrics, the team needs weekly product stickiness. Which action best addresses the problem?

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Knowledge Check · Medium · 1 min

While reviewing ds product metrics, engagement rises while complaints grow. Which action best addresses the problem

While reviewing ds product metrics, engagement rises while complaints grow. Which action best addresses the problem?

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Knowledge Check · Easy · 1 min

What is the main purpose of Linear coefficient in ds regression

What is the main purpose of Linear coefficient in ds regression?

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