2. 2 pts. A poll conducted by a popular television talk show invited viewers to

Question

2. 2 pts. A poll conducted by a popular television talk show invited viewers to go to the show's web site and answer the question, "Do you think that global warming is a danger to the planet?" The possible answers were yes, no, don't know. There were 30,000 who responded to the poll. Which of the following statements is most correct? a. It is a good poll because 30,000 responded. b. It is a bad poll because it didn't have 10% of the population. c. It is a bad poll because it was probably not representative of the population. d. It is a good poll because people who wanted to participate could do so. 3. 2 pts. A news organization took a random sample of 1000 Kansas residents and asked them whether or not they favor a state law making it illegal to smoke in public. Suppoe the news organization were to take a poll on this same topic in Missouri which has twice as many residents as Kansas. How large a sample should they take so that the Missouri poll is as accurate as the Kansas poll? a. 1000 b. 2000 c 3000 d. 4000

Explanation / Answer

dear student, please post the question one at a time

,2) global warming is a global issue, hence the entire earth population is the population for the poll.

thus response of 30,000 is under-representative of the entire population.

Hence option b is right .

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