Match the following terms to the most appropriate descriptions: Choose: proportion mortality, cumulative incidence, Crude mortality rate, Prevalence, Case-fatality rate, Incidence rate 1)Proportion of diseased individuals who die from the disease over specified time among diseased population 2)The number of individuals who develop disease over specified period of time among population at risk 3)Proportion of deaths from a specified cause over specified time among total deaths 4)The proportion of individuals having a disease at a given time 5)The number of events during a time interval divided by the total disease-free observation time 6)Proportion of individuals who die over specified time in a population of interest .