2025/2026
Study online at https://quizlet.com/_9cbabc
1 Define Data are things about which information can be
. data collected and analyzed.
Define the element The element of a data set is simply the
2 individual and unique
of a data setset aboutentry
whichindata
a datahas been collected, analyzed
. and presented in the same
manner.
3. Define observation An observation is all the information collected for each element in a
study.
4. Explain the differ-Population is the entire number of elements in a large group that the
study is
ence between pop- about.
ulation and A sample is small group from the population.
sam- ple.
5. What is statistics? Statistics is the science of data. It involves collecting, classifying,
summarizing,
organizing, analyzing, and interpreting information.
6. Data Set a collection of data that contains various categories of data collected
for a
particular study.
7. Define a variable A variable is a particular, measurable attribute that the researcher
believes is
needed to describe the element in their study.
8. Qualitative (numerical)
Data
(categorical)
9. Quantitative
Data
1/
5
, descriptive data that and can only be classified into one of a group of categories / Can be
cannot be measured on a numerical or non-numerical
natural numerical scale
numerical data that can be used in mathematical equations
10. Cross-section data Data collected on ditterent elements at the same point in time or for
the same
period of time
11. Time-series data data collected over several time periods
2/
5