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)

crossroad in ASL

The World of Road Signs

Standards for Road Signs and Why Signs in the US Are So Different from the Rest of the World - The Scholarly Kitchen

Google Maps starts showing railroad crossing alerts during navigation

Sign of railway level crossing with flashing signal lights