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There is no prior information about the proportion of Americans who support the gun control in...

There is no prior information about the proportion of Americans who support the gun control in 2018. If we want to estimate 97% confidence interval for the true proportion of Americans who support the gun control in 2018 with a 0.24 margin of error, how many randomly selected Americans must be surveyed?

There is no prior information about the proportion of Americans who support the gun control in 2018. If we want to estimate 92% confidence interval for the true proportion of Americans who support the gun control in 2018 with a 0.32 margin of error, how many randomly selected Americans must be surveyed?

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