TABLE 14-15
The superintendent of a school district wanted to predict the percentage of students passing a sixth-grade proficiency test.She obtained the data on percentage of students passing the proficiency test (% Passing),mean teacher salary in thousands of dollars (Salaries),and instructional spending per pupil in thousands of dollars (Spending)of 47 schools in the state.
Following is the multiple regression output with Y = % Passing as the dependent variable,X1 = Salaries and X2 = Spending: 
-True or False: Referring to Table 14-15,there is sufficient evidence that the percentage of students passing the proficiency test depends on at least one of the explanatory variables at a 5% level of significance.
Definitions:
Inflation
The speed at which the overall price level of goods and services increases, leading to a decrease in buying power.
Bond
A financial tool that signifies a lending agreement where an investor lends money to a borrower, usually a company or government entity, guaranteeing a fixed return.
Interest Rate
The percentage of a sum of money charged for its use, often expressed as an annual percentage rate.
Bond
A fixed income investment in which an investor loans money to an entity (corporate or governmental) that borrows the funds for a defined period at a fixed interest rate.
Q12: Referring to Table 16-5,the number of arrivals
Q38: True or False: The chi-square test of
Q55: Referring to Table 16-4,exponential smoothing with a
Q78: Referring to Table 16-9,if one decides to
Q80: Referring to Table 15-3,suppose the chemist decides
Q112: The Y-intercept (b<sub>0</sub>)represents the<br>A)predicted value of Y
Q146: Referring to Table 13-4,the managers of the
Q184: Referring to Table 14-19,what is the estimated
Q260: Referring to Table 14-17,which of the following
Q319: True or False: Referring to Table 14-7,the