A) Provide an Informal Analysis of the Following Passage; or

A) Provide an informal analysis of the following passage; or
B) in analyzing the passage, do the following:
a. Identify the causal hypothesis at issue.
b. Identify what kind of study it is.
c. Describe the control and experimental groups.
d. State the difference in effect (or cause) between control and experimental groups.
e. Identify any problems in either the study or the report of it, including but not necessarily limited to uncontrolled variables.
f. State the conclusion you think is warranted by the report.
In a study of telephone operators in North Carolina, Suzanne Haynes of the National Center for Health Statistics in Hyattsville, Maryland, compared 278 women who worked all day at video display terminals (VDTs) with 218 clerical workers in the same companies who did not use VDTs. Twice as many VDT users reported chest pains as clerical workers in the same companies-20 percent compared to 10 percent. Perhaps, Haynes commented, "VDTs can be the ultimate nonsupportive boss."
-Adapted from Science News