Please Read This Extract from Chapter 9 of the Textbook

question 9

Multiple Choice

Please read this extract from Chapter 9 of the textbook and fill in the missing words for the MCQs that follow it:
Methodological problems exist within many RCTs that compare NRT to (2) ______. This is because smokers in the (3) ______ condition can detect that they are not receiving any (4) ______ (Mooney, White, & Hatsukami, 2004; Polito, 2008) . Dar, Stronguin and Etter (2005) found that (5) ______ group members were 3.3 times more likely to correctly guess that they had received placebo than to incorrectly guess that they had received nicotine (54.5% v. 16.4%) . If the trials in a RCT are not (6) ______, the findings give a misleading picture of treatment effectiveness.
-The missing word (6) is ______.

• A) nicotine
• B) double blind
• C) placebos
• D) placebo