At noon the temperature in Gallipoli, New York was 447. By midnight, the temperature had fallen to 23°F. What was the change in temperature over the 12 hour period?

Do u just plot the numbers on the graph like (1,

()1. how do you find range? 2.the following set of data is to be organized into a histogram. if there are to be five intervals on the graph, what should the length of each interval be? 30, 34, 23, 21, 27, 25, 29, 29, 25, 23, 32, 31

Can someone me out here number 4 plz