SOLVED:Railroad Crossing Accidents The data show the number of railroad crossing accidents for the 50 states of the United States for a specific year. Construct a histogram, frequency polygon, and ogive for the data. Comment on the skewness of the distribution. (The data in this exercise will be used for Exercise 15 in this section.) (image cant copy)

Railroad Crossing Flasher In-A-Box - Signaling, Lighting & Animation

Police cracking down Tuesday at railroad crossings

Railroad Crossing Signal

Sign of railway level crossing with flashing signal lights