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Movie lovers, Part II. Suppose an online media streaming company is interested in building a movie recommendation system. The website maintains data on the movies in their database (genre, length, cast, director, budget, etc.) and additionally collects data from their subscribers (demographic information, previously watched movies, how they rated previously watched movies, etc.). The recommendation system will be deemed successful if subscribers actually watch, and rate highly, the movies recommended to them. Should the company use the adjusted R2 or the p-value approach in selecting variables for their recommendation system?
an investment firm rates bonds for aardco inc as B+ while bonds of deva corp. are rated AA. which level of measurement would be appropriate for such data.
At what rate was the world's population increasing on that date? Give your answer in millions of people per year.
Of the 2 that you identified, explain a strategy that one or the other has used in an attempt to gain more control of its respective market and a strategy that you think would work better.
It is a winter day, with an outdoor temperature of 10 F = -12.2 C. The air is fairly still, such that the heat transfer coefficient near your fingers is about 12 W/m2-K. Let's say that your pinky has a diameter of 1.3 cm and a length of 6 cm. Assu..
Predict the sales price for 30 year old customer, who has a $40000 income and a 7 year old car.
A machine produces widgets at a defective rate of 6%. A sample of 6 widgets is taken, What is the probability that less than 2 of them are defective?
Find the independent and dependent variable
Compute the critical value z Subscript alpha divided by 2za/2 that corresponds to a 9898?% level of confidence.
Each employee is paid $100 a day for each of the first five days worked during a week and $124 for the overtime day (if any).
What is the mathematical relationship between the α level and the confidence level of a hypothesis test
Find the inverse Laplace transform: L^-1(3s + 1/s^(2) + 4)=?
Find the probability that when a fair coin is flipped five times tails comes up exactly three times, the first and last flips come up tails, or the second and fourth flips come up heads.
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