by what factor should the sample size in a poll be increased in order to cut the margin of error in half

Similar Questions

1. Which of the following is an important criterion for proper sampling in an opinion pollA. The sample has to be random B. The
   1. 1 answer
2. According to the Central Limit Theorem, The traditional sample size that separates a large sample size from a small sample size
   1. 1 answer
3. A private opinion poll is conducted for a politician favors decriminalizing marijuana possession. How large a sample is needed
   1. 1 answer
4. We saw that if we want to have a probability of at least 95% that the poll results are within 1 percentage point of the truth,
   1. 1 answer

more similar questions