1) A political candidate has asked you to conduct a poll on the average number of children her constituents have. If the candidate only wants a 2 child margin of error at a 95% confidence level and assuming =6=6, what sample size is needed? (Note: Round your critical value to three decimal places before computing.)

• 24
• 25
• 34
• 9
• 8
• 35

2) 17 out of 35 American adults responded "yes" when asked if they have ever voted for a candidate in a party different from which they identify with. What is the critical value for a 95% confidence interval?

• 1.645
• 1.96
• 2.03
• 2.032
• 2.12
• 2.11