#freelancer • 24d
Statistical interview questions for entry-level data analyst roles in an MNC. 1. Explain the difference between mean, median, and mode. When would you use each? 2. How do you calculate the variance and standard deviation of a dataset? 3. What is skewness and kurtosis? How do they help in understanding data distribution? 4. What is the central limit theorem, and why is it important in statistics? 5. Describe different types of probability distributions (e.g., normal, binomial, Poisson). 6. Explain the difference between a population and a sample. Why is sampling important? 7. What are null and alternative hypotheses? How do you formulate them? 8. Describe the steps in conducting a hypothesis test. 9. What is a p-value? How do you interpret it in the context of a hypothesis test? 10. When would you use a t-test versus a z-test? 11. Explain how you would conduct an independent two-sample t-test. What assumptions must be met?
Digital Marketer (Me... • 1y
Hi friends , I need to know , what all you prefer while buying a T-shirt online . I mean what is the main thing which make you buy that t shirt online ( P--> Price , D--> Design) , if you want to express more effectively please explain in the commen
See MoreHey I am on Medial • 2m
If you’re planning to sell products on an e-commerce platform, would you test different pricing strategies, different value propositions and marketing strategies before investing in manufacturing or purchasing inventory? If so, what if someone could
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