Question
You may need to use the appropriatetechnologyto answer this question.Do students with higher college grade point averages (GPAs) earn more than those graduates with lower
You may need to use the appropriatetechnologyto answer this question.Do students with higher college grade point averages (GPAs) earn more than those graduates with lower GPAs?Consider the following hypothetical college GPA and salary data (10 years after graduation).
GPA | Salary ($) |
---|---|
2.22 | 72,000 |
2.29 | 48,000 |
2.57 | 72,000 |
2.59 | 64,000 |
2.77 | 86,000 |
2.85 | 96,000 |
3.12 | 133,000 |
3.35 | 130,000 |
3.66 | 157,000 |
3.68 | 162,000 |
(b)Use these data to develop an estimated regression equation that can be used to predict annual salary 10 years after graduation given college GPA. (Letx= GPA,and lety= salary (in $).Round your numerical values to the nearest integer.)=
74323x114279
Find the value of the test statistic. (Round your answer to two decimal places.) Find thep-value. (Round your answer to three decimal places.)
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