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Answer to Question #56151 in Statistics and Probability for jocelyn
Question #56151
the pew research poll described in exercise 1 found that 49% of a sample of 799 teens admitted to misrepresenting their age online to access websites and online services. ( treat this as a random sample)
a) find the margin of error for this poll if we want 95% confidence in our estimate of the percent of American teens who have misrepresented their age online
b) Explain what that margin of error means
c) if we only need to be 90% confident, will the margin of error be larger or smaller? Explain
d) find that margin or error
e) in general if all other aspects of the situation remain the same would smaller samples produce smaller or larger margin of error?
a) find the margin of error for this poll if we want 95% confidence in our estimate of the percent of American teens who have misrepresented their age online
b) Explain what that margin of error means
c) if we only need to be 90% confident, will the margin of error be larger or smaller? Explain
d) find that margin or error
e) in general if all other aspects of the situation remain the same would smaller samples produce smaller or larger margin of error?
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