Muri refers to overburden or "hard to do" caused by variations in production, poor job design or ergonomics, lack of standards, poor fit, inadequate tools or materials, unclear specification, etc. Of the following, what are examples of Muri: (Lean Production Simplified) Group of answer choices A delivery person has more packages too deliver than can be delivered in the time allotted An engineer has five projects that require at least 3/4 of a day of work for each of her work days plus half a day in meetings each day, plus another 1/8 of a day for report generating each day, and with other tasks often required A night-shift nurse is required to spend a minimum amount of time with each of his patients, complete paperwork and other requirements all of which add up to more hours than he is allowed to work in a shift All of the above The "7" key on a data entry person's keyboard does not always work