Which of the following is an example of randomization a. repeating a study 10 times b. assigning test subjects to test groups arbitrarily c. studying the effects on both therapy and non therapy on students d. performing five different studies of the same drug

Hello,here is your answer: the proper answer to this question will be option b "assigning test subjects to test groups arbitrarily." that's because arbitrarily means random and randomization will be picking random things.your answer is b! if you need anymore feel free to ask me! hope this !

apex: assigning test subjects to test groups arbitrarily

(y+1), since 5y2-2y-7=(5y-7)(y+1)