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An election will be held next week and, by polling a
Chapter , Problem 1(choose chapter or problem)
An election will be held next week and, by polling a sample of the voting population, we are trying to predict whether the Republican or Democratic candidate will prevail. Which of the following methods of selection is likely to yield a representative sample?
(a) Poll all people of voting age attending a college basketball game.
(b) Poll all people of voting age leaving a fancy midtown restaurant.
(c) Obtain a copy of the voter registration list, randomly choose 100 names, and question them.
(d) Use the results of a television call-in poll, in which the station asked its listeners to call in and name their choice.
(e) Choose names from the telephone directory and call these people.
Questions & Answers
QUESTION:
An election will be held next week and, by polling a sample of the voting population, we are trying to predict whether the Republican or Democratic candidate will prevail. Which of the following methods of selection is likely to yield a representative sample?
(a) Poll all people of voting age attending a college basketball game.
(b) Poll all people of voting age leaving a fancy midtown restaurant.
(c) Obtain a copy of the voter registration list, randomly choose 100 names, and question them.
(d) Use the results of a television call-in poll, in which the station asked its listeners to call in and name their choice.
(e) Choose names from the telephone directory and call these people.
ANSWER:Step 1 of 2
In order to yield a representative sample without any bias, we need to choose a random sample.
Step 1 of 2
In the given question option (c) is where people are randomly selected from voters list, voter