Prevalence is a measure of disease that allows us to determine a person's likelihood of having a disease. Therefore, the number of prevalent cases is the total number of cases of disease existing in a population. A prevalence rate is the total number of cases of a disease existing in a population divided by the total population. So, if a measurement of cancer is taken in a population of 40,000 people and 1,200 were recently diagnosed with cancer and 3,500 are living with cancer, then the prevalence of cancer is 0.118.
1 Canned food or frozen raw food, on average, costs between $400 and $1,000 per year for one to three cases of 13-ounce cans per month or for one to three 10-pound bags of frozen raw food per month. Premium or holistic dry kibble, on average, costs between $200 and $400 per year for a thirty-pound bag every month to two months.
Answered by The Community. Making the world better, one answer at a time. The average cost of food in America is between $150 and $300 a week for a family of four. This varies greatly based on the type of food purchased and the specific store.he average cost for a round of golf in America is between $40 and  $50. This can vary depending on the location of the course and  whether or not it is peak season for golf â¦ ing.