i need help with this

3. Below is the number of crimes committed in a particular town over a fifteen-year period. 88 131 145 89 157 Owed alvorde ute 150 105 141 152 117 109 140 168 149 153 a. Fill out the frequency table below for the Number of Crimes data that divides them into class intervals. You should use between 5 and 10 class intervals. You may or may not use all rows of the table. (5pts) Class f rf Midpoint Sinus Amobrist b. Construct a frequency polygon for Number of Crimes using the class intervals you created above. Fully label the axes. (5pts) c. What is the class width for the class intervals in your frequency table above? (1pt)