In a poll, 69% of the people polled answered yes to the question "Are you in favor of the death penalty for a person convicted of
murder?" The margin of error in the poll was 2%, and the estimate was made with 94% confidence. At least how many people
were surveyed?

1,294 people

Step-by-step explanation:

-Given the sample proportion is 69% with a 2% margin of error, the sample size can be calculated as below:

#We substitute and make n the subject of the formula:

Sample size is usually rounded up.

Hence, at least 1,294 people must be surveyed.

step-by-step explanation:

f

225x²+4=0

225x²=0-4

225x²=-4

x²=-4/225

x=±√-4/225