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Exam 1: Process of Science

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Question 31

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You conduct an experiment to test the effectiveness of a new drug in controlling blood sugar levels in diabetics.Unfortunately,half the participants experienced nausea.Nausea would be considered

A) a control effect.
B) an experimental effect.
C) a tangential effect.
D) a side effect.
E) a placebo effect.

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Question 32

Multiple Choice

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You hear a news report about a new asthma treatment.What information is NOT something you would want to know before asking your doctor if this treatment was right for you?

A) Was the drug tested in a randomized clinical trial?
B) How many participants were in the trial?
C) Was there a statistically significant difference between the effect of the new drug and the treatment used in the control group?
D) In what populations were the clinical trials conducted?
E) Is asthma a genetic disorder?

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Question 33

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You are listening to a news report that claims a new study has found convincing evidence that a particular weight-loss product is much more effective than diet and exercise Which statement would be an example of scientifically "convincing" evidence in this case?

Which sample group would give the most statistically significant data?

What conclusions can be drawn from a hypothesis?

In the studies of coffee and memory discussed in this chapter,the independent variable is _____ and the dependent variable is _____.

Studies involving coffee drinking have shown

Which of the following is NOT a scientific theory?

You hear a news report about a new asthma treatment.What would you want to know before you asked your doctor if this treatment was right for you?

I notice that all the students in my class seem very drowsy 45 minutes into my class period.Knowing that it could not possibly be my lecture putting them to sleep,I consider other factors such as the fact that my class is at 5 P.M.and the sun is usually setting at that time of the day,which I think may make people drowsy.What type of evidence am I collecting in making this observation?

You are listening to a news report that claims a new study has found convincing evidence that a particular weight-loss product is much more effective than diet and exercise.What can you infer about the "convincing evidence" in this case?

Which of these is NOT a factor that may lead to different conclusions from two different studies investigating the same thing (eg. ,the relationship,if any,between caffeinated coffee and memory) ?

When is a hypothesis considered scientific?

The scientific process from beginning to end can be outlined as:

Which of the following is NOT considered to be a side effect of caffeine consumption?

Observations used as scientific evidence should NOT include

You are a researcher studying alcohol intake and smoking.You find that as alcohol intake increases,the number of cigarettes smoked also increases.Which of the following is an appropriate conclusion?

Scientific journals send out potential articles to other scientists working in the same research area,and those scientists make comments regarding the research.This is known as

An idea that has been examined numerous times and has never been falsified may be called a

A controlled experiment describes the use of