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alcohol and drug use

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Question

1)     Doesalcohol and drug use uniquely affect an adolescent’s ability to make decisionsabout

medical care for addiction; and, if so, should clinical and legalstandards take this factor into consideration? <?xml:namespace prefix = o ns = “urn:schemas-microsoft-com:office:office” />

 
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Is there a relationship between age and anemia?

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Question

1) Is there a relationship between age and anemia?A) H0: there is a significant relationship between age

and anemia

     Ha: there is no significant difference between age and anemia

B) H0: there is no significant difference between age and anemia

     Ha: there is a significant difference between age and anemia

C) H0: there is no significant relationship between age and anemia 

     Ha: There is a significant relationship between age and anemia

D) H0: there is a significant difference between age and anemia

     Ha: there is a significant relationship between age and anemia

2) For the previous question: is a one or two sided hypothesis test required?

A) 1 sided

B) 2 sided

C) either 1 or 2 sided

D) unable to determine

 
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Is there a relationship between student gender and health self-rating?

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Question

Is there a relationship between student gender and health self-rating? A) H0: there is a significant

relationship between student gender and health self-rating.

     Ha: there in no significant different between student gender and health self-rating.

B) H0: there is no significant difference between student gender and health self-rating.

     Ha: there is significant difference between student gender and health self-rating

C) H0: there is a significant relationship between student gender and health self-rating

     Ha: There is no significant relationship between student gender and health self-rating

D) H0: there is no significant relationship between student gender and health self-rating

     Ha: there is a significant relationship between student gender and health self-rating

2) For the previous question: is a one or two sided hypothesis test required?

A) 1 sided

B) 2 sided

C) either 1 or 2 sided

D) unable to determine

 
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the mortality rate

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Question

Surgeons at Hospital A report that the mortality rate at the end of a one-year follow-up after a new coronary

bypass procedure is 15%. At Hospital B, the surgeons report a one-year mortality rate of 8% for the same procedure. Before concluding that the surgeons at Hospital B have vastly superior skill, which of the following possible confounders would you examine?

A.The severity (stage) of disease of the patients at the two hospitals at baseline

B.The starting point of the one-year follow-up at both hospitals (after operation versus after discharge)

C.Difference in the post-operative care at the two hospitals

D.Equally thorough follow-up for mortality

E.All of the above

 
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