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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,the null hypothesis H0 : β1 = β2 = 0 implies that percentage of students passing the proficiency test is not related to one of the explanatory variables.
PPOs
Preferred Provider Organizations; a type of health insurance plan that offers members a discount on healthcare services if they use providers in the plan’s network.
Older Workers Benefit Protection Act
A U.S. federal law that provides older workers with protection against age discrimination in benefits and employment practices.
Early-Retirement Waivers
Early-retirement waivers are agreements that allow employees to retire before the traditional retirement age, often with specific benefits or conditions.
Age Discrimination in Employment Act
A U.S. federal law designed to protect workers 40 years of age and older from discrimination based on age.
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