Count the tally marks to determine the frequency of each class. The relative frequency of a data class is the percentage of data elements in that class. The relative frequency can be calculated using the formula , where is the absolute frequency and is the sum of all frequencies. is the sum of all frequencies.
Toxic metabolic encephalopathies (TMEs), also known as âdeliriumâ or âacute confusional statesâ represent an acute diffuse derangement in cognitive functioning and can be brought about by a variety of triggers, including infection, metabolic disturbances, pain and dehydration.oxic metabolic encephalopathies (TMEs), also known as âdeliriumâ or âacute confusional statesâ represent an acute diffuse derangement in cognitive functioning and can be brought about by a variety of triggers, including infection, metabolic disturbances, pain and dehydration.
Encephalopathy is a brain injury that happens when other functions of the body get disrupted by factors such as: 1  Illnesses involving the liver or pancreas, such as diabetes. 2  Disruptions to the heart that affect how well oxygen travels to the brain (anoxia). 3  Severe dehydration. 4  Water accumulating too quickly in the body.