Data Homework 23

Data Homework 23 - Bryan Redd Homework #23 Due Date:...

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Unformatted text preview: Bryan Redd Homework #23 Due Date: Sunday, April 20, 2008 by 11:55 p.m. Problem #1. There may be a new health concern - too much iron in our bodies. An article in the Wall Street Journal (January 17, 1992) reported that some scientists have implicated iron as a factor in various diseases, including cancer. Part of the problem, it is believed, is that iron builds up in the body over many years. To examine the issue, a random sample of 20-year-old men and women and 40-year-old men and women was drawn. The amount of iron in their bodies was measured and recorded. a. What are dependent and independent variables in this problem? Dependent variable is some diseases and cancer. Independent Variable is Iron in our bodies. b. Is research design used in this study experimental or non-experimental? Why? It is non-experimental research design because the researcher is not changing the amount of iron in each individuals body....
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Data Homework 23 - Bryan Redd Homework #23 Due Date:...

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