Use the given frequency distribution to nd the Temperature (F) Frequency (a) class width. 45-49 1 (b) class midpoints. 5054 3 (c) class boundaries. 5559 5 6064 1 1 65-69 7 70-74 7 75-79 1 (a) What is the class width? E (Type an integer or a decimal.) (b) What are the class midpoints? Complete the table below. (Type integers or decimals.) Temperature (F) Frequency Midpoint 45-49 1 |:| 5054 3 |:| 5559 5 |:| 60-64 1 1 |:| 65-69 7 |:| 7074 7 |:| 75-79 1 |:| (c) What are the class boundaries? Complete the table below. (Type integers or decimals.) Temperature (F) Frequency Class boundaries 4549 1 |_ 5054 3 _ ' 5559 5 | 6064 11 _ | 6569 7 | 7074 | - | 7579 1