7 The temperature was recorded at several times during the day. Function I gives the temperature in degrees Fahrenheit, n hours since midnight Here is a graph for this function. 70 60 temperature (Fahrenheit) 50 40 25 5 10 15 20 time of day The average rate of change in temperature between 8 a. m. and 9 a. m. Is degrees per hour. The average rate of change in temperature between 5 a. m. and 3 p. m. Is degrees per hour. (round to the nearest tenth)​