For the following statements and arguments, choose which one of the following statements best describe the evidence:
-The style and grace of the west is embodied in Phoenix stoneware.
(from an ad)
Conclusion: the style and grace of the west is embodied in Phoenix stoneware.
A) The sample is not sufficient in size or is not given.
B) The sample is not random.
C) The sample is not representative (or is lacking in breadth).
D) The sample is sufficient, random, and representative.

Question

Quizplus · Accepted Answer

This statement is really a conclusion without evidence. As stated above, students should be encouraged to consider the quality of evidence by first considering the size of a sample, then the randomness, and then the representativeness. They can disregard (except for purposes of encouraging larger studies) a sample which is not given as insufficient-if there are not sufficient numbers, they need not go on to look for the other variables. That makes A. the correct answer; however, B and C are also true; the point is that if a sample is too small to begin with, it is also not random or representative of a larger population.

For the Following Statements and Arguments, Choose Which One of the Following