Mathematics, 18.05.2021 19:10 nel83
A 2003 survey showed that 14 out of 250 Americans surveyed had suffered some kind of identity theft in the past 12 months. What is the lower confidence limit of the 95% confidence i terval for the population proportion of Americans who were victims of identity theft
Answers: 3
, and a confidence level of 
, we have the following confidence interval of proportions.
.
, z is the value of Z that has a p-value of 
, so 
. 
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