In the 2016 presidential election, most Americans were inundated with poll results, all of which reported...
In the 2016 presidential election, most Americans were inundated with poll results, all of which reported a margin of error. Discuss what a margin of error means for poll results. What does it tell us and why is it necessary to include this information in poll results?
Homework Answers
Margin of error refers to the discrepancy in the poll results and the actual figures.
This can occur because of a vareity of reasons, like small sample size, inadequate questionnaire, biased responses from people etc.
It tells us that the poll results are not accurate and 100% correct and there exists a difference between the reported and actual figures because of a vareity of reasons.
It is necessary to include this information in poll results in order to make viewers and people believe that the reported results should not be taken as 100% accurate and there is always a scope of error in them.
Add Answer to:
In the 2016 presidential election, most Americans were inundated
with poll results, all of which reported...
2. We refer to a recent poll on Democratic candidates for the Presidential election 2020, among...
2. We refer to a recent poll on Democratic candidates for the
Presidential election 2020, among a random national sample of 1,003
adults. Results have an error margin of plus or minus 3.5
percentage points. In the poll, Joe Biden, Elizabeth Warren, and
Bernie Sanders were answered to be an appropriate candidate by 27%,
21%, and 19%, respectively. Assume the level of significance, α =
5%.
(a) Calculate the standard deviation of the sample. (25 pts)
(b) Evaluate the result...
2. We refer to a recent poll on Democratic candidates for the Presidential election 2020, among...
2. We refer to a recent poll on Democratic candidates for the Presidential election 2020, among a random national sample of 1,003 adults. Results have an error margin of plus or minus 3.5 percentage points. In the poll, Joe Biden, Elizabeth Warren, and Bernie Sanders were answered to be an appropriate candidate by 27%, 21%, and 19%, respectively. Assume the level of significance, a = 5%. (a) Calculate the standard deviation of the sample. (25 pts) Note: Convert the results...
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A newspaper reported on the results of an opinion poll in which adults were asked what...
A newspaper reported on the results of an opinion poll in which adults were asked what one thing they are most likely to do when they are home sick with a cold or the flu. In the survey, 62% said that they are most likely to sleep and 17% said that they would watch television. Although the sample size was not reported, typically opinion polls include approximately 1,000 randomly selected respondents a. Assuming a sample size of 1,000 for this...
A newspaper reported on the results of an opinion poll in which adults were asked what...
A newspaper reported on the results of an opinion poll in which adults were asked what one thing they are most likely to do when they are home sick with a cold or the flu. In the survey, 60% said that they are most likely to sleep and 12% said that they would watch television. Although the sample size was not reported, typically opinion polls include approximately 1,000 randomly selected respondents. a. Assuming a sample size of 1,000 for this...
A newspaper reported on the results of an opinion poll in which adults were asked what...
A newspaper reported on the results of an opinion poll in which adults were asked what one thing they are most likely to do when they are home sick with a cold or the flu. In the survey, 61% said that they are most likely to sleep and 18% said that they would watch television. Although the sample size was not reported, typically opinion polls include approximately 1,000 randomly selected respondents. a. Assuming a sample size of 1,000 for this...
A newspaper reported on the results of an opinion poll in which adults were asked what...
A newspaper reported on the results of an opinion poll in which adults were asked what one thing they are most likely to do when they are home sick with a cold or the flu. In the survey, 64% said that they are most likely to sleep and 13% said that they would watch television. Although the sample size was not reported, typically opinion polls include approximately 1,000 randomly selected respondents. a. Assuming a sample size of 1,000 for this...
2. A week before the 2008 presidential election, with Barack Obama comfortably bad dfJohn McCain in most polls, an...
2. A week before the 2008 presidential election, with Barack Obama comfortably bad dfJohn McCain in most polls, an article in the Waslington Post sked, Could the polls be wrong?" The article claimed that there was an among polling professionals, in part because of the wide v from 2 to 15 percentage points. Suppose someone asks you how tbama variation in poll results. Assuming that all the polls were telephone sch cern be so mudh mpling, identify and briefly describe...
2. We refer to a recent poll on Democratic candidates for the
Presidential election 2020, among a random national sample of 1,003
adults. Results have an error margin of plus or minus 3.5
percentage points. In the poll, Joe Biden, Elizabeth Warren, and
Bernie Sanders were answered to be an appropriate candidate by 27%,
21%, and 19%, respectively. Assume the level of significance, α =
5%.
(a) Calculate the standard deviation of the sample. (25 pts)
(b) Evaluate the result...
2. We refer to a recent poll on Democratic candidates for the Presidential election 2020, among a random national sample of 1,003 adults. Results have an error margin of plus or minus 3.5 percentage points. In the poll, Joe Biden, Elizabeth Warren, and Bernie Sanders were answered to be an appropriate candidate by 27%, 21%, and 19%, respectively. Assume the level of significance, a = 5%. (a) Calculate the standard deviation of the sample. (25 pts) Note: Convert the results...
A newspaper reported on the results of an opinion poll in which adults were asked what one thing they are most likely to do when they are home sick with a cold or the flu. In the survey, 62% said that they are most likely to sleep and 17% said that they would watch television. Although the sample size was not reported, typically opinion polls include approximately 1,000 randomly selected respondents a. Assuming a sample size of 1,000 for this...
A newspaper reported on the results of an opinion poll in which adults were asked what one thing they are most likely to do when they are home sick with a cold or the flu. In the survey, 60% said that they are most likely to sleep and 12% said that they would watch television. Although the sample size was not reported, typically opinion polls include approximately 1,000 randomly selected respondents. a. Assuming a sample size of 1,000 for this...
A newspaper reported on the results of an opinion poll in which adults were asked what one thing they are most likely to do when they are home sick with a cold or the flu. In the survey, 61% said that they are most likely to sleep and 18% said that they would watch television. Although the sample size was not reported, typically opinion polls include approximately 1,000 randomly selected respondents. a. Assuming a sample size of 1,000 for this...
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2. A week before the 2008 presidential election, with Barack Obama comfortably bad dfJohn McCain in most polls, an article in the Waslington Post sked, Could the polls be wrong?" The article claimed that there was an among polling professionals, in part because of the wide v from 2 to 15 percentage points. Suppose someone asks you how tbama variation in poll results. Assuming that all the polls were telephone sch cern be so mudh mpling, identify and briefly describe...
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