Answered

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A beauty product company conducts a study to test the effectiveness of a new shampoo to control split ends. One hundred subjects have volunteered to take part in the study, and will be split into a treatment group and a placebo group. The study leader will randomly assign the subjects to the groups using slips of paper. How many slips of paper will the researcher need to draw in order to randomly assign subjects to the treatment groups?

2
25
50
100

Sagot :

Answer: 50

Step-by-step explanation:

2021 edge

Answer:

c) 50

Step-by-step explanation:

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