Use the computer display to answer the question. A collection of paired data con

Question

Use the computer display to answer the question. A collection of paired data consists of the number of years that students have studied Spanish and their scores on a Spanish language proficiency test. A computer program was used to obtain the least squares linear regression line and the computer output Is shown below. Along with the paired sample data, the program was also given an x value of 2 (years of study) to be used for predicting test score. What percentage of the total variation in test scores can be explained by the linear relationship between years of study and test scores?

Explanation / Answer

83% of the total variation in test scores is explained by the linear relationship

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