Questions and CORRECT Answers
What is statistics? - CORRECT ANSWER - It is the science that deals with collection,
classification, analysis, and interpretation of information or data.
Explain the difference between descriptive and inferential statistics. - CORRECT
ANSWER - Descriptive statistics describes sets of data. Inferential statistics draws
conclusions about the sets of data based on sampling.
Explain how populations and samples differ. - CORRECT ANSWER - A population is a
set of units of interest to a study. A sample is a subset of the units of a population.
Define the population of interest to the interviewers. - CORRECT ANSWER - All people
in the region who are over
18
years old
What variable is being measured? - CORRECT ANSWER - Marriage
status
Is it quantitative or qualitative? - CORRECT ANSWER - Qualitative
Is the problem of interest to the interviewers descriptive or inferential? - CORRECT
ANSWER - Inferential
A Pareto diagram is a pie chart where the slices are arranged from largest to smallest in a
counterclockwise direction. - CORRECT ANSWER - False