Question 41·Hard·Problem Solving and Data Analysis

The survey results support the conclusion that more than $50\%$ of adult county residents favor extending weekend hours because the plausible range is from $53\%$ to $59\%$, although the survey does not prove the exact percentage.

The survey proves that exactly $56\%$ of all adult county residents favor extending weekend hours.

The survey cannot provide evidence about whether more than $50\%$ of adult county residents favor extending weekend hours because not every adult resident was surveyed.

The survey results do not support the conclusion that more than $50\%$ favor extending weekend hours because the margin of error means the percentage could be $50\%$ or lower.