MATH221 Module 2, MATH221 Module 1
combine with verified solution to pass
Percentile - correct answer ✔✔a location within data set that cuts off a given percentage of
values
quartile - correct answer ✔✔a special percentile that corresponds to a quarter of data
boxplot - correct answer ✔✔A graph of the five-number summary.
dotplot - correct answer ✔✔graphs a dot for each case against a single axis
Histogram - correct answer ✔✔a bar graph depicting a frequency distribution
bar graph - correct answer ✔✔A graph that uses horizontal or vertical bars to display data
MATH221 Module 1
Statistics - correct answer ✔✔The study of collecting, organizing, and interpreting data.
Data - correct answer ✔✔a collection of information
census - correct answer ✔✔A complete enumeration of a population.
population - correct answer ✔✔Data we are interested in considering
, Sample - correct answer ✔✔a subset of the population
Parameter - correct answer ✔✔numerical summary of a population
Statistic - correct answer ✔✔numerical summary of a sample
Randomization - correct answer ✔✔a process of randomly assigning subjects to different
treatment groups
Categorical - correct answer ✔✔Data that consists of names or labels
Quantitative - correct answer ✔✔Data that is measured in numbers
Simple Random Sample (SRS) - correct answer ✔✔A sample where n individuals are selected
from a population in a way that every possible combination of n individuals is equally likely.
stratified - correct answer ✔✔many groups
cluster samples - correct answer ✔✔subjects are selected by using an intact group that is
representative of the population
systematic - correct answer ✔✔randomly picking starting point and skipping every nth
individual
volunteer sample - correct answer ✔✔A method of sample selection that consists of people
choosing themselves by responding to a general appeal.
combine with verified solution to pass
Percentile - correct answer ✔✔a location within data set that cuts off a given percentage of
values
quartile - correct answer ✔✔a special percentile that corresponds to a quarter of data
boxplot - correct answer ✔✔A graph of the five-number summary.
dotplot - correct answer ✔✔graphs a dot for each case against a single axis
Histogram - correct answer ✔✔a bar graph depicting a frequency distribution
bar graph - correct answer ✔✔A graph that uses horizontal or vertical bars to display data
MATH221 Module 1
Statistics - correct answer ✔✔The study of collecting, organizing, and interpreting data.
Data - correct answer ✔✔a collection of information
census - correct answer ✔✔A complete enumeration of a population.
population - correct answer ✔✔Data we are interested in considering
, Sample - correct answer ✔✔a subset of the population
Parameter - correct answer ✔✔numerical summary of a population
Statistic - correct answer ✔✔numerical summary of a sample
Randomization - correct answer ✔✔a process of randomly assigning subjects to different
treatment groups
Categorical - correct answer ✔✔Data that consists of names or labels
Quantitative - correct answer ✔✔Data that is measured in numbers
Simple Random Sample (SRS) - correct answer ✔✔A sample where n individuals are selected
from a population in a way that every possible combination of n individuals is equally likely.
stratified - correct answer ✔✔many groups
cluster samples - correct answer ✔✔subjects are selected by using an intact group that is
representative of the population
systematic - correct answer ✔✔randomly picking starting point and skipping every nth
individual
volunteer sample - correct answer ✔✔A method of sample selection that consists of people
choosing themselves by responding to a general appeal.
