Jiskha Homework Help

I have a problem with a question. Here it goes...Tino conducted a surveyy of all 8th graders in his school for his math prodject. He asked each student how much he or she spent on school supplies at the beginning of the year (rounded to the nearest dollar). He also calculated the average amount spent and found it to be... $15.50. Unfortunately, it rained on the day he brought the graph to turn it in, and the last bar got smudged. What is the height of the smuged bar if 18 kids spent $12, 20 kids spent $13, 21 spent $14, 22 spent $15, 18 spent $16, 16 spent $17, 8 spent $18, 10 spent $19, and x spent $20.Read More