A research project is conducted by offering a randomly selected 75 of the 200 local dog owners a chance to have their dogs wear a new flea collar for three months to see if the collar reduces the incidence of fleas. 50 of the 75 randomly selected dog owners agree to the offer, and 25 of those drop out of the study before the end of the three months. Using the intention to treat method, the results from how many of the randomly selected dogs should be included in the research project?
A) 0
B) 25
C) 50
D) 75

Question

Quizplus · Accepted Answer

In the intention to treat method, all participants who were originally allocated to each group are included in the analysis, regardless of whether they completed the study, adhered to the intervention, or dropped out. Therefore, all 75 dogs originally selected should be included in the analysis.

A Research Project Is Conducted by Offering a Randomly Selected