A set of data consists of the number of years that applicants for foreign service jobs have studied German and the grades that they received on a proficiency test. The following regression equation is obtained: $\hat { y } = 31.6 + 10.9 x$ where x represents the number of years of study and y represents the grade on the test. Identify the predictor and response variables.

Question

A set of data consists of the number of years that applicants for foreign service jobs have studied German and the grades that they received on a proficiency test. The following regression equation is obtained: $\hat { y } = 31.6 + 10.9 x$ where x  represents the number of years of study and  y  represents the grade on the test. Identify the predictor and response variables.

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The Answer of A set of data consists of the number of years that applicants for foreign service jobs have studied German and the grades that they received on a proficiency test. The following regression equation is obtained: $\hat { y } = 31.6 + 10.9 x$ where x  represents the number of years of study and  y  represents the grade on the test. Identify the predictor and response variables.

A Set of Data Consists of the Number of Years y^=31.6+10.9x\hat { y } = 31.6 + 10.9 xy^​=31.6+10.9x

A Set of Data Consists of the Number of Years $\hat { y } = 31.6 + 10.9 x$