Accuracy is the closeness of agreement between a measured value and a true or accepted value. Measurement error is the amount of inaccuracy. Precision is a measure of how well a result can be determined (without reference to a theoretical or true value). It is the degree of consistency and agreement among independent measurements of the same quantity; also the reliability or reproducibility of the result.
High heat method (this creates a crispy, darker skin): 1  Preheat oven to 450 degrees F (230 degrees C) and cook whole (thawed) chicken for 10-15 minutes. 2  Then reduce the temperature to 350 degrees F (175 degrees C) and roast for 20 minutes per pound. (Do not add the extra 15 minutes to the cooking time as with the regular method.) VIDEO: Orange Herb Roasted Chicken. Here's a roast chicken recipe that follows the regular-roast method.
There are many methods to cook a chicken.Roasting chickenA roast chicken is a whole chicken cooked in the oven. A 5-lb. chicken should take between 1 hour and 30 minutes and 2 hours and at 375 F in the oven to cook. It takes this long to reach the desired internal temperature of 165 F to kill any food-borne bacteria. The difference in cooking times depends on whether the chicken is stuffed and what kind of stuffing is used.