When one variable causes
change in another, we call the
first variable the explanatory
variable*.
When one variable The affected variable is called
causes change in the response variable*.
another, we call the first
variable the In a randomized experiment,
___________________ variable*. the researcher manipulates
values of the explanatory
The affected variable is variable and measures the
called the _______________ resulting changes in the
variable*. response variable. The different
values of the explanatory
variable are called treatments.
An experimental unit is a single
object or individual to be
measured.
,10/7/24, 7:41 AM WGU C784 APPLIED HEALTHCARE STATISTICS MODULE 5 COMPREHENSIVE QUESTIONS WITH DETAILED VERIFIED …
A two-way table, also categorical variables ( C→C )
known as a two-way
frequency table or
contingency table, is
used to show the
relationship between two
______________________variables
( C→C ); the rows show
the categories of one
variable, and the columns
show the categories of
the other variable.
, 10/7/24, 7:41 AM WGU C784 APPLIED HEALTHCARE STATISTICS MODULE 5 COMPREHENSIVE QUESTIONS WITH DETAILED VERIFIED …
The cells in yellow show joint
frequencies*. These represent
the total number of instances
that fall in both the
corresponding row and
header.
For example, data in the "Male"
______________________. These
row and "With Autism" column
represent the total
counts the number of males
number of instances that
with autism.
fall in both the
corresponding row and
The data in the green cells
header.
show marginal frequencies*.
These are equal to the sum of
The data in the green
the number of individuals in the
cells show
corresponding row or column.
_______________________________.
For example, data in the
These are equal to the
"Totals" column and "Female"
sum of the number of
row shows the total number of
individuals in the
females in the study. It may be
corresponding row or
helpful to remember that
column.
marginal frequencies appear in
the margins of the table.
The bottom, right cell (in both
the "Totals" column and the
"Totals" row) measures the total
number of individuals in the
study.
The relationship between scatterplot;
two variables that are
both quantitative can be
displayed in a
__________________________.
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