Ive fallen a little behind on school because I was sick, and dont have enough time to finish so I was wondering if someone could help me out.

The arizona department of transportation wishes to survey state residents to determine what proportion of the population would like to increase statewide highway speed to 75 from 65 mph. at least how many residents do they need to survey if they want to be at least 99% confident that the sample proportion is within 0.09 of the true proportion?

What are the unique drivers of behavior that are a result of language and culture?

Which of the following policies can the government use to encourage entrepreneurship?