Mathematics
Mathematics, 25.03.2020 03:40, cyynntthhiiaa4

In an experimental study, a lab wanted to divide volunteers into two
groups to determine the effect of a particular phone app to help make
people more punctual (on time). The 50 volunteers in the study will be
assigned to either a group of 25 who use the app for a week or a group
of 25 who do not use the app. The participants were asked to come to a
lab to receive the app (or not) at 10:00 am on a Monday. Answer the
following question: Why would those performing the study not want to
assign the participants in the two treatments (groups)based on who
showed up to the study session first? *

answer
Answers: 3

Other questions on the subject: Mathematics

image
Mathematics, 21.06.2019 17:40, JessicaSontay8841
Follow these steps using the algebra tiles to solve the equation −5x + (−2) = −2x + 4. 1. add 5 positive x-tiles to both sides and create zero pairs. 2. add 4 negative unit tiles to both sides and create zero pairs. 3. divide the unit tiles evenly among the x-tiles. x =
Answers: 2
image
Mathematics, 21.06.2019 20:00, genyjoannerubiera
The weight v of an object on venus varies directly with its weight e on earth. a person weighing 120 lb on earth would weigh 106 lb on venus. how much would a person weighing 150 lb on earth weigh on venus?
Answers: 2
image
Mathematics, 21.06.2019 20:40, ineedhelp773
Lines a and b are parallel. what is the value of x? -5 -10 -35 -55
Answers: 2
image
Mathematics, 22.06.2019 00:00, colemanjosiah03
Find the percent cost of the total spent on each equipment $36, fees $158, transportation $59 a. 14%, 62%, 23% b. 15%, 60%, 35% c. 10%, 70%, 20% d. 11%, 62%, 27%
Answers: 3
Do you know the correct answer?
In an experimental study, a lab wanted to divide volunteers into two
groups to determine the e...

Questions in other subjects: