What value should we set p-hat to if we want to know how large of sample size needed to create a confidence interval for the population proportion, but we don't have a p-hat from a previous study. Question 12 options:

15

1

0.5

0

Amayoral candidate would like to know her residents’ views on a tax on sugar drinks before the mayoral debates. she asks one thousand registered voters from both parties. these voters are an example of a census population convenience sample simple random sample