Author Question: Caroline is participating in an experimental study in which she is taking an herbal supplement and ... (Read 140 times)

deesands

  • Hero Member
  • *****
  • Posts: 514
Caroline is participating in an experimental study in which she is taking an herbal supplement and the researcher measures her perceived energy levels for several weeks. Although she doesn't know it, the supplement she is given in the study does not contain the herb of interest. However, Caroline feels as though she has more energy than before, and she attributes it to the herbal supplement. This effect is called a(n) ____.
 a. maturation effect
  b. false positive
  c. counterbalancing effect
  d. placebo effect

Question 2

Demand characteristics can be reduced in a number of ways. Which strategy below is NOT one of these?
 a. Use an experimental disguise,
  b. Administer multiple experimental treatment levels to each subject.
  c. Use a blind experimental administrator.
  d. Isolate experimental subjects.



diana chang

  • Sr. Member
  • ****
  • Posts: 288
Answer to Question 1

D

Answer to Question 2

B



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

Many people have small pouches in their colons that bulge outward through weak spots. Each pouch is called a diverticulum. About 10% of Americans older than age 40 years have diverticulosis, which, when the pouches become infected or inflamed, is called diverticulitis. The main cause of diverticular disease is a low-fiber diet.

Did you know?

Amoebae are the simplest type of protozoans, and are characterized by a feeding and dividing trophozoite stage that moves by temporary extensions called pseudopodia or false feet.

Did you know?

Complications of influenza include: bacterial pneumonia, ear and sinus infections, dehydration, and worsening of chronic conditions such as asthma, congestive heart failure, or diabetes.

Did you know?

Your heart beats over 36 million times a year.

Did you know?

Blastomycosis is often misdiagnosed, resulting in tragic outcomes. It is caused by a fungus living in moist soil, in wooded areas of the United States and Canada. If inhaled, the fungus can cause mild breathing problems that may worsen and cause serious illness and even death.

For a complete list of videos, visit our video library