Regression of test scores on the student-teacher ratio

Regression of test scores on the student-teacher ratio is a statistical technique used to analyze and predict the relationship between two variables. In this case, the two variables would be the student-teacher ratio and the test scores of students in a particular class. The analysis would determine if there is a correlation between the student-teacher ratio and the test scores. If there is, the regression analysis could be used to predict how the student-teacher ratio might affect the test scores. If the correlation is positive (higher student-teacher ratios lead to higher test scores), the regression model can be used to determine what the ideal student-teacher ratio should be in the class to attain the highest test scores. Conversely, if the correlation is negative, the regression model can reveal what student-teacher ratio should be avoided in order to obtain the lowest test scores.