Math 209 UPDATED Actual Exam Questions and CORRECT Answers

Math 209 UPDATED Actual Exam
Questions and CORRECT Answers
Statistics - CORRECT ANSWER- ✔✔The branch of mathematics involves studying and
analyze data and be able to present the data.


Data - CORRECT ANSWER- ✔✔Collection of observation such as measurement, genders,
and surveys results.


Population - CORRECT ANSWER- ✔✔The complete collection of all data in the group.



Census - CORRECT ANSWER- ✔✔The collection of data from every number in a
population.


Sample - CORRECT ANSWER- ✔✔Sub-collection of members selected from a population



Voluntary Response Sample (VRS) - CORRECT ANSWER- ✔✔A sample in which the
responder themselves decide if they want to be included accordingly, could be biased.


Statistics - CORRECT ANSWER- ✔✔The science of planning studies and experiments,
obtaining data, and then organizing, summarizing, presenting, analyzing, interpreting, and
drawing conclusions based on the data.


Parameter - CORRECT ANSWER- ✔✔a numerical measurement describing some
characteristic of a population.


Statistics - CORRECT ANSWER- ✔✔A numerical measurement describing some
characteristics of a sample.


Quantitative (numerical) data - CORRECT ANSWER- ✔✔data that consists of numbers
representing counts or measurements.