Question: Suppose that a researcher, using data on class size (CS) and average test scores from 92 third-grade classes, estimates the OLS regression ModifyingAbove TestScore with

Suppose that a researcher, using data on class size

(CS) and average test scores from 92 third-grade classes, estimates the OLS regression ModifyingAbove TestScore with caret equals 546.420 plus left parenthesis negative 6.1110 right parenthesis times CS comma Upper R squared equals 0.09 comma SER equals 12.1

A classroom has

20 students. The regression's prediction for that classroom's average test score is ?

(Round the response to two decimal places.)

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