# The paper The Effects of Split Keyboard Geometry on Upper Body Postures (Ergonomics [2009]: 104111) describes a

## Question:

a. Assuming that the basic assumptions of the simple linear regression model are reasonably met, carry out a hypothesis test to decide if there is a useful linear relationship between x and y.

b. Are the values of se and r2 consistent with the conclusion from Part (a)? Explain.

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**Related Book For**

## Statistics The Exploration & Analysis Of Data

**ISBN:** 9780840058010

7th Edition

**Authors:** Roxy Peck, Jay L. Devore