question content area bottompart 1​(a) what minimum percentage of commuters in has a commute time within standard deviations of the​ mean?enter your response here​% ​(round to one decimal place as​ needed.)part 2​(b) what minimum percentage of commuters in has a commute time within standard deviations of the​ mean? what are the commute times within standard deviations of the​ mean?the minimum percentage of commuters in that has a commute time within standard deviations of the mean isenter your response here​%.​(round to one decimal place as​ needed.)part 3the commute times within standard deviations of the mean are betweenenter your response here andenter your response here minutes.​(type integers or decimals. do not round. use ascending​ order.)part 4​(c) what is the minimum percentage of commuters who have commute times between minutes and ​minutes?enter your response here​% ​(round to one decimal place as​ needed.)