SOLUTION: A researcher from a political party wishes to estimate with a 99% confidence level the proportion of female registered voters will vote for his candidate. What is the minimum sampl
Algebra.Com
Question 1056711: A researcher from a political party wishes to estimate with a 99% confidence level the proportion of female registered voters will vote for his candidate. What is the minimum sample size needed to be within 2% of the true population proportion?
1.) 4144
2.) 3133
3.) 4414
4.) 4441
Answer by Fombitz(32388) (Show Source): You can put this solution on YOUR website!
The critical z score for 99% is 2.576.
You don't have a p estimate so use the most conservative estimate .
RELATED QUESTIONS
A researcher from a political party wishes to estimate with a 99% confidence level the... (answered by Fombitz)
A researcher wishes to estimate with 99% confidence, the population proportion of adults... (answered by Theo)
A researcher wishes to estimate the proportion of adults who have high-speed... (answered by MathTherapy)
A researcher wishes to estimate the proportion of adults who have high-speed... (answered by Boreal)
A researcher wishes to estimate the proportion of left-handers among a certain... (answered by Boreal)
A researcher wishes to estimate, with 95% confidence, the proportion of people who own a... (answered by stanbon)
The estimate of the population proportion is to be within plus or minus 0.05, with a 99%... (answered by ewatrrr)
The estimate of the population proportion is to be within plus or minus .10, with a 99... (answered by stanbon)
A researcher wishes to estimate, with 99% confidence, the population (answered by Boreal)