Question 10 1 pts Using your Confidence Interval Excel Templates, answer: A state politician would like to determine the average amount earned during summer vacation by teenagers during the past summer's vacation period. She wants to have 95% confidence that the sample mean is within $25 of the actual population mean, Based on past studies, she has estimated the population standard deviation to be $400. What sample size does she need to use? Question 11 1 pts Using your Confidence Interval Excel Templates, answer: A state politician would like to determine the average amount earned during summer vacation by teenagers during the past summer's vacation period. She wants to have 95% confidence that the sample mean is within $35 of the actual population mean, Based on past studies, she has estimated the population standard deviation to be $400. What sample size does she need to use?