A recent survey by the American Automobile Association showed that a family of two adults and two children on vacation in the United States will pay an average of $247 per day for food and lodging with a standard deviation of $60 per day. Assuming the data are normally distributed, find, the percentage of families who spent: Less than $167 per day
Less than $367 per day
More than $247 per day
More than $350 per day
Between $200 and $300 per day