Previous answer posted had the wrong output, the math was incorrect. Here is the question again.

Please test with this sample output.

5.11 LAB: Confidence intervals for population proportions - Load the titanic dataset. - Find the proportion of passengers who embarked from Southampton whose age is greater than the user defined age. - Calculate the 95% confidence interval for the sample proportion. - Find proportion of all passengers whose age is greater than the user defined age. - Report whether the actual proportion is within the sample confidence interval