Page 2 of 2 3) Minnesota Public Radio wants to duplicate a survey conducted in 2016 that found that 65% of adults living in Minnesota felt that the country was going in the wrong direction. How many people would need to be surveyed for a 90% confidence interval to ensure the margin of error would be 3%? To receive credit, write the formula and the values you entered. Be sure to round properly. (4 pts) 4) Suppose the problem above (#3) included no previous survey information and instead said: Minnesota Public Radio is planning to conduct a survey to find the proportion of adults living in Minnesota that feel the country was going in the wrong direction. How many people would need to be surveyed for a 90% confidence interval to ensure the margin of error would be 3%? How will your calculation change? Solve this alternate version of the problem. To receive credit, write the formula and the values you entered. Be sure to round properly. (4 pts)