In a recent survey, a 17-year old gave a movie a score of 2, while a 42-year old gave it a score of 4, a 23-year old gave it a score of 6 and a 72-year old gave it a score of 8. Based on these four surveys, what is the correlation between age of movie-goer and score for the movie? -0.72 0.76 0.01 -0.97 0.51
Expert Answer
https://d2vlcm61l7u1fs.cloudfront.net/media%2Fd59%2Fd59daa46-138f-4767-b5fe-25c2c21cf94f%2FphpUoNGfq.png
https://d2vlcm61l7u1fs.cloudfront.net/media%2Fdbb%2Fdbbd7635-1fb0-4e51-9f5a-f622af41376b%2FphprEC0Z0.png
Put all the values from the table in the formula, we get correlation = 0.76
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