This topic contains a solution. Click here to go to the answer

Author Question: One of the common elements of the eight case studies in Chapter 1 is a. in each case, a randomized ... (Read 133 times)

Chloeellawright

  • Hero Member
  • *****
  • Posts: 588
One of the common elements of the eight case studies in Chapter 1 is
 a. in each case, a randomized experiment is described.
  b. in each case, an observational study is described.
  c. in each case, confounding variables are a problem.
  d. in each case, data are used to make a judgment about the situation.

Question 2

An organization would like to conduct a survey of a sample of their membership to make conclusions about the entire membership. Given that they have a limited budget, they should focus their attention on
 a. getting as large a sample as possible, even if they are all volunteers.
  b. getting as large a sample as possible, even if they are not representative.
  c. getting a representative sample.
  d. getting a self-selected sample.



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

lou

  • Sr. Member
  • ****
  • Posts: 286
Answer to Question 1

D

Answer to Question 2

C



Chloeellawright

  • Hero Member
  • *****
  • Posts: 588
Both answers were spot on, thank you once again



lou

  • Sr. Member
  • ****
  • Posts: 286

 

Did you know?

Fewer than 10% of babies are born on their exact due dates, 50% are born within 1 week of the due date, and 90% are born within 2 weeks of the date.

Did you know?

The toxic levels for lithium carbonate are close to the therapeutic levels. Signs of toxicity include fine hand tremor, polyuria, mild thirst, nausea, general discomfort, diarrhea, vomiting, drowsiness, muscular weakness, lack of coordination, ataxia, giddiness, tinnitus, and blurred vision.

Did you know?

In ancient Rome, many of the richer people in the population had lead-induced gout. The reason for this is unclear. Lead poisoning has also been linked to madness.

Did you know?

Most fungi that pathogenically affect humans live in soil. If a person is not healthy, has an open wound, or is immunocompromised, a fungal infection can be very aggressive.

Did you know?

A cataract is a clouding of the eyes' natural lens. As we age, some clouding of the lens may occur. The first sign of a cataract is usually blurry vision. Although glasses and other visual aids may at first help a person with cataracts, surgery may become inevitable. Cataract surgery is very successful in restoring vision, and it is the most frequently performed surgery in the United States.

For a complete list of videos, visit our video library