FREE Trial

Reduce to find the distribution of each movie rate type which exist in the given data. USER

Fantastic news! We've Found the answer you've been seeking!

Question:

Reduce to find the distribution of each movie rate type which exist in the

given data.

USER IDI MOVIE IDI RATING | TIMESTAMP 196 242 3 881250949 186 302 3 891717742 196 377 1 878887116 244 51 2 

Transcribed Image Text:

USER ID MOVIE IDI RATING | TIMESTAMP 196 242 3 881250949 186 302 3 891717742 196 377 1 878887116 244 51 2 880606923 166 346 1 886397596 884182806 881171488 186 474 4 186 265 2 Map 3,1 3,1 1,1 2,1 1,1 4,1 2,1 Shuffle & Sort 11, 1 2 -> 1, 1 31, 1 4 -> 1 Reduce 1, 2 2, 2 3, 2 4,1 USER ID MOVIE IDI RATING | TIMESTAMP 196 242 3 881250949 186 302 3 891717742 196 377 1 878887116 244 51 2 880606923 166 346 1 886397596 884182806 881171488 186 474 4 186 265 2 Map 3,1 3,1 1,1 2,1 1,1 4,1 2,1 Shuffle & Sort 11, 1 2 -> 1, 1 31, 1 4 -> 1 Reduce 1, 2 2, 2 3, 2 4,1

Expert Answer:

Answer rating: 100% (QA)

To find the distribution of each movie rate type in the given data you can use the reduce function i... View the full answer


answer-question-section
Related Book For  answer-question
Thomas Calculus Early Transcendentals

Thomas Calculus Early Transcendentals

ISBN: 9780321884077

13th Edition

Authors: Joel R Hass, Christopher E Heil, Maurice D Weir

See More Books
Posted Date:

Students also viewed these programming questions

Practical Nonparametric Statistics Wiley Series In Probability And Statistics Applied Probability And Statistics Section 3rd Edition - ISBN: 8126507756 - Free Book