Week2-Big Data-Coursera.txt - WEEK 2 BIG Data Coursera V...

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WEEK 2 BIG Data - CourseraV for the V's of Big DataQuiz, 7 questions6/7 points (85%)Congratulations! You passed!Next ItemQuestion 1Correct1 / 1 points1.Question 1Amazon has been collecting review data for a particular product. They have realized that almost 90% of the reviews were mostly a 5/5 rating. However, of the 90%, they realized that 50% of them were customers who did not have proof ofpurchase or customers who did not post serious reviews about the product. Of thefollowing, which is true about the review data collected in this situation? High VolumeLow VolumeLow VeracityCorrectSee this video for examples of this concept.High ValenceLow ValenceHigh Veracity
Question 2Incorrect0 / 1 points2.Question 2As mentioned in the slides, what are the challenges to data with a high valence?
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