selects a group, of 100 students, measures the number of text message that each individual sends each day, and calculate. the average number for the group.
Identify population and sample for the study,also determine if the average calculated by the researcher is a parameter or statistic.
Solution:
a) Population is high school student in United States.
b) Sample is group of 100 high school students.
c) The average number that the researcher calculated is an example of Statistic
Population is the entire set of the individuals of interest for a particular research question.
A Sample is a set of individuals selected from a population usually intended to represent the population in a research study.
Statistic is a value usually a numerical value that describes a sample. A statistic is usually derived from measurements of the individuals in the sample.