What is the unbiased estimator? What is the difference between a Point Estimator and an Interval Estimator?

You noticed a high number of viewers clicked a product but very few completed a purchase. Which metric indicates this issue and what should be optimized?

Given a large dataset with duplicate entries, write a Python function using sets to remove duplicates and return a sorted list of unique items. 

What is the best placement for accessories Product (replacement/complementary product) in a livestream?

What’s the best strategy to convert pre-heat viewers into livestream viewers?

What host appearance strategy most effectively supports mid-range fashion products?

Which host behavior best demonstrates proactive communication?

Define emergent disease and list two factors that may lead to the emergence of infectious disease.

If you believe a violation issued to your account was a mistake, what is the correct procedure to submit an appeal via mobile?

Please explain Kurtosis and Skewness