In a survey of 604 males ages 18-64, 397 say they have gone to the dentist in the past year.
The 90% confidence interval for the population proportion P is ______,______
The 95% confidence interval for the population proportion P is ______,______
Interpret your results of both confidence intervals.
A) With the given confidence, it can be said that the population proportion of males ages 18 - 64 who say they have gone to the dentist in the past year is not between the end points of the given confidence interval.
B) With the given confidence, it can be said that the population proportion of males ages 18 - 64 who say they have gone to the dentist in the past year is betwen the endpoints of the given confidence interval.
C) With the given confidence, it can be said that the sample proportion of males ages 18-64 who say they have gone to the dentist in the past year is between endpoints of the givne confidence interval.
Which interval is wider?
A) The 90% confidence interval
B) The 95% confidence interval