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Author Question: The conclusions that can be drawn from an observational study are not as strong as the conclusions ... (Read 138 times)

crobinson2013

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on: Jul 24, 2018
The conclusions that can be drawn from an observational study are not as strong as the conclusions that can be drawn from a(n) __________.
 Fill in the blank(s) with correct word

Question 2

Suppose you want to determine how Americans feel about reality TV. Which of the following samples contains the least amount of bias?
 a. All the people who phone in their opinion on reality TV to a CBS Evening News call-in poll.
  b. All those who were randomly selected to receive a reality TV survey in the mail.
  c. People who call the networks during reality TV programs to voice their opinion.
  d. People who respond to an Internet survey at www.realitytv.com.


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BUTTHOL369

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Reply #1 on: Jul 24, 2018
Answer to Question 1

RANDOMIZED (OR CONTROLLED) EXPERIMENT

Answer to Question 2

B


crobinson2013

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Reply 2 on: Jul 24, 2018
Wow, this really help

cici

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Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

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