Sampling Techniques (Random, Stratified, Systematic, Cluster, Convenience) A. Di

Question

Sampling Techniques (Random, Stratified, Systematic, Cluster, Convenience)

A. Directions: Read each statement and determine whether the statement is true or false. Write true or false in the blank provided.

(6.) __________ A correct technique to use in obtaining a random sample would be to ask a question by radio and have the listeners phone in with an answer.

__________ (7.) If the elements of a population are numbered sequentially and then each person is selected by random number, we could say that we have obtained a random sample.

__________ (8.) One limitation on random sampling is that if the population is extremely large, it would be time-consuming to number and select the sample of elements.

__________ (9.) If Paula picks every sixth name in the phone directory, she is using stratified sampling.

Explanation / Answer

6) True

7) True

8) True

9) false

Because it is the example of systematic sampling

a sample obtained by numbering each element in the population and then selecting every third or fifth or tenth, nth, etc., number from the population to be included in the sample. This is done after the first number is selected at random.

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