The formula for the nth term of a sequence of numbers is 1/2n(n+1) the first term of this sequence is 1. use the formula to write down the next three terms of this sequence.

The given dot plot represents the average daily temperatures, in degrees fahrenheit, recorded in a town during the first 15 days of september. if the dot plot is converted to a box plot, the first quartile would be drawn at __ , and the third quartile would be drawn at link to the chart is here