Statistics

Find expectations of a random variable with basic distribution. How would you construct a confidence interval? How would you estimate a probability of ordering a ride? What assumptions do you need in order to estimate this probability?

Data Scientist

Shopify

American Express

Chewy

Coinbase

Electronic Arts

Rippling

Did you come across this question in an interview?

  • Find expectations of a random variable with basic distribution. How would you construct a confidence interval? How would you estimate a probability of ordering a ride? What assumptions do you need in order to estimate this probability?
  • Could you describe the process for estimating the probability of ordering a ride, given a certain set of assumptions? What assumptions are necessary for this calculation? Furthermore, how would you generate a confidence interval for this probability?
  • How might one calculate the expected value of a random variable that follows a basic distribution? Additionally, what steps would you take to construct a confidence interval for this value?
  • Can you explain the process of estimating the probability of ordering a ride using a set of assumptions? What assumptions would be required for this calculation? Furthermore, how would you determine a confidence interval for this probability?
  • How would you determine the expected value of a random variable that has a basic distribution? Also, how might one go about constructing a confidence interval for this value?
  • What would be the steps involved in estimating the probability of ordering a ride, given a set of necessary assumptions? Additionally, how would you generate a confidence interval for this probability?
  • Discuss the process for finding the expected value of a random variable with a basic distribution. Additionally, how would you construct a confidence interval for this value?
  • Can you describe how you would estimate the probability of ordering a ride, and what assumptions are necessary for this computation? How would a confidence interval be generated for this probability?
  • Explain the steps involved in determining the expected value of a random variable that follows a basic distribution. Additionally, how would you go about constructing a confidence interval for this value?
  • What assumptions are necessary for estimating the probability of ordering a ride, and how would you determine this probability? Furthermore, how would you construct a confidence interval for this estimation?
  • Can you discuss how one would go about finding the expected value of a random variable with a basic distribution? Additionally, how would you go about constructing a confidence interval for this value?

Interview question asked to Data Scientists interviewing at Xandr, Electronic Arts, Zulily and others: Find expectations of a random variable with basic distribution. How would you construct a confidence interval? How would you estimate a probability of ordering a ride? What assumptions do you need in order to estimate this probability?.