QUMT- 1.1 Statistics and Global Issues
The types of cars of a sample of 24 employees at the local news network.
Identify Sample. The sample is: The 24 employees at the local news network.
The highschool GPAs of a sample of 22 professors at the local college.
Identify the population. All professors at the local college. The sample is the 22 professors selected, however, it is asking for population which is a generalization of the entire professors at the local college population
The number of hours a group of 11 children in Mrs. Smith's kindergarten class watch television in a day.
Indentify Sample. The sample is the group of 11 children. Therefore, the 11 children selected in Mrs. Smith's kindergarten class.
The heights of all the green bean plants at Mr. Leonardo's greenhouse.
Population
The number of children of all the professors at the local college.
Population
The number of times 3 out of 39 students on your floor order buffalo wings in a week.
Population Identified: The 39 students on your floor.
80% of all students at the local university eat out more than twice a week.
Population Parameter
The average price of a car at the new car dealerships in town is $29,500.
Population Parameter
56% of all students at the local university eat out more than twice a week.
Population parameter Why? Because it is a fact about overall LARGE population of the ENTIRE university rather than a subdivision or tested smaller population
The average price of a house in the new subdivision is $322,000.
Population parameter why? Because it is a fact about the population, in this case, is the new subdivision
The final exam scores of 4 out of the 26 students in your world history class.
Population: All students in your world history class Sample: 4 out of the 26 students in your world history class
The number of times 4 out of 37 students on your floor order take-out in a week.
Population: the 37 students sample: the 4 students on your floor
The number of hours a group of 7 children in Mrs. Smith's kindergarten class watch television in a day.
Sample
A survey of 1829 people in the U.S revealed that 74% of those surveyed have a college degree.
Sample Statistic Why? Because it is a fact of a sample, the sample taken was the survey (a subset of the overall population) that revealed a main characteristic of 74% have a college degree
