2. which experimental design will not result ...
2. which experimental design will not result in a randomized sample? a. dividing a list of voters into democrats and republicans and then selecting every 10th name from each of the two resulting lists b. selecting every 5th person from the class lists for each section of an algebra course c. assigning a unique number to every medical study applicant and then using a random number generator to assign applicants to three different treatment goups d. using all students from sections 1 and 2 of a statistics course to constitute two samples
Answer
# Brief Explanations:
A randomized sample should be selected randomly from the entire population. In option D, using all students from specific sections of a statistics course is a convenience - sampling method and not random. Options A, B, and C involve some form of random selection or assignment.
# Answer:
D. Using all students from sections 1 and 2 of a statistics course to constitute two samples