TABLE 13-13 in This Era of Tough Economic Conditions,voters Increasingly Ask the Ask

Essay

TABLE 13-13
In this era of tough economic conditions,voters increasingly ask the question: "Is the educational achievement level of students dependent on the amount of money the state in which they reside spends on education?" The partial computer output below is the result of using spending per student ($)as the independent variable and composite score which is the sum of the math,science and reading scores as the dependent variable on 35 states that participated in a study.The table includes only partial results.
-Referring to Table 13-13,the degrees of freedom for the F test on whether spending per student affects composite scores are ________.