Swimming Pool On a certain hot summer's day, 345 people used the public swimming pool. The daily prices are $1.50 for children and $2.50 for adults. The
receipts for admission totaled $590.50. How many children and how many adults swam at the public pool that day?

Bob is putting books on a shelf and takes a break after filling 18 1/2 inches on the book shelf. the book shelf is now 2/3 full. how long is the entire bookshelf?

2x minus y equals 6, x plus y equals negative 3

For a science project, a high school research team conducted a survey of local air temperatures. based on the results of the survey, the found that the average temperatures were around 10 degrees higher than expected. this result was wrong. the trouble with the survey was that most of the locations were exposed to direct sunlight and located over asphalt or sand, which resulted in higher temperatures than normal. this is a classic example of an error in which phase of inferential statistics?