An inference refers to a process of:
a) making conclusion about the population based on the sample data
b) making conclusion about the sample based on the population data
c) collecting sample data from a population
d) collecting complete information about all objects or persons of interest
a) making conclusion about the population based on the sample data
b) making conclusion about the sample based on the population data
c) collecting sample data from a population
d) collecting complete information about all objects or persons of interest