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Author Question: A sample consists of 25 freshmen, 25 sophomores, 25 juniors, and 25 seniors from a local high school ... (Read 1163 times)

ssal

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on: Jun 19, 2018
A sample consists of 25 freshmen, 25 sophomores, 25 juniors, and 25 seniors from a local high school that has an equal number of students in each class. If the sample was obtained using a list of all the students in the high school, it is probably an example of ____ sampling. If the sample was obtained without a list of students, it is likely an example of ____ sampling.
 
  a. simple random; cluster
 b. stratified random; quota
 c. proportionate stratified random; quota
  d. systematic; convenience

Question 2

A(n) _______________ study is designed to test a new drug or treatment in a small group of people for the first time to evaluate its safety, determine a safe dosage range, and identify potential side effects.
 
  Fill in the blank(s) with correct word


steff9894

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Reply #1 on: Jun 19, 2018
Answer to Question 1

b

Answer to Question 2

Phase I


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