Author Question: In a recent poll 4000 people were asked this question, "If you could pick anyone you want for Hero ... (Read 3039 times)

maegan_martin · **on:** Feb 2, 2020

Question 1

A media research company increased the size of their random samples from 4100 to 4600. By how much, to the nearest tenth of a percent, did this improve their margin of error?
◦ 3%
◦ 1.5%
◦ 0.1%
◦ 1.6%

Question 2

In a recent poll 4000 people were asked this question, "If you could pick anyone you want for Hero of the Year, who would it be?"

of the respondents picked Michael Phelps. What is the margin of error for this poll? Write a statement about the percentage of people who picked Michael Phelps?

medine · **Reply #1 on:** Feb 2, 2020

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