Question

You are the administrator of a program which advocates for post-secondary education of any kind --- e.g., college or technical school. You believe that the more education one has, the higher their salary will be when they are in the work force, which will lead to a better quality of life. You want to know if this belief in the relationship between years of education and salary is accurate. You collect data from your constituents and get the following correlation and bivariate OLS regression results.

A: Variables and Hypotheses

1. What is the dependent variable in this scenario?

2. What is the independent variable in this scenario?

3. What is the null hypotheses?

4. What is the research hypothesis provided in this scenario?

5. Is your research hypothesis one-tailed or two-tailed and what is the direction of the proposed relationship?

Answer 1

(1)

the dependent variable in this scenario : salary

(2)

the independent variable in this scenario : post-secondary education of any kind --- e.g., college or technical school

(3)

H0: Null Hypothesis: 0 ( the relationship between years of education and salary is not direct)

(4)

HA: Research Hypothesis: 0 ( the relationship between years of education and salary is direct) ( the more education one has, the higher their salary will be when they are in the work force, which will lead to a better quality of life.) (Claim)

(5)

our research hypothesis is one-tailed. the direction of the proposed relationship is right tailed.