WGU D772 Pre-Assessment | 45 Actual
Questions and Answers Latest Updated
2025/2026 (Graded A+)
, natural light.
A deck of cards has cards numbered 1 to 10. One card is drawn, and then a
second card is drawn without replacing the first one. Event A is, "a card with an
even number on it is drawn first," and event B is, "a card with an odd number
on it is drawn second."
A coach hands out a survey asking players to evaluate the quality of coaching and
collects the survey from them on their way out of practice.
Two unrelated people in different places randomly pull a pair of socks from their
own drawer containing a variety of colors, including some that are white and some
that are not. Event A is, "the first person selects a pair of white socks." Event B is, "the
second person selects a pair of white socks."
Don't know?
2 of 45
Term
What is one example of an experiment?
Give this one a try later!
A deck of cards has cards numbered 1 to 10. One card is drawn, and then a second
card is drawn without replacing the first one. Event A is, "a card with an even number
on it is drawn first," and event B is, "a card with an odd number on it is drawn
second."
, To measure the effect of light on attention span, researchers recruit
participants and randomly assign them to two rooms, one with artificial light
and the other with natural light.
To obtain information on preferences on movies being shown at a small theater, the
owner asked for input from all customers that visited the theater on Monday or
Tuesday of a given week.
In a study on a new plant fertilizer, those not receiving the fertilizer
Don't know?
3 of 45
Term
A psychologist randomly split the participants of an experiment into
four groups. Each participant was given a maze to solve, but the maze
lines were a different color for each group. Each participant was given
a score for how long it took them to solve the maze. What is the
explanatory variable in this experiment?
Give this one a try later!
The time to solve the maze The number of groups
The size of the maze The specific maze color
, Don't know?
4 of 45
Term
A movie theater employee recorded data on the people attending
each of four movies playing at the same time. For each person, the
employee recorded the movie the person watched and whether or not
the person made a purchase from the concession stand. Which
graphical display is appropriate to visualize the distribution of data?
Give this one a try later!
One-way table Two-way table
Three-way table One-way frequency table
Don't know?
5 of 45
Term
A student is designing a survey to collect data for a project. Which
survey question will result in quantitative data?
Questions and Answers Latest Updated
2025/2026 (Graded A+)
, natural light.
A deck of cards has cards numbered 1 to 10. One card is drawn, and then a
second card is drawn without replacing the first one. Event A is, "a card with an
even number on it is drawn first," and event B is, "a card with an odd number
on it is drawn second."
A coach hands out a survey asking players to evaluate the quality of coaching and
collects the survey from them on their way out of practice.
Two unrelated people in different places randomly pull a pair of socks from their
own drawer containing a variety of colors, including some that are white and some
that are not. Event A is, "the first person selects a pair of white socks." Event B is, "the
second person selects a pair of white socks."
Don't know?
2 of 45
Term
What is one example of an experiment?
Give this one a try later!
A deck of cards has cards numbered 1 to 10. One card is drawn, and then a second
card is drawn without replacing the first one. Event A is, "a card with an even number
on it is drawn first," and event B is, "a card with an odd number on it is drawn
second."
, To measure the effect of light on attention span, researchers recruit
participants and randomly assign them to two rooms, one with artificial light
and the other with natural light.
To obtain information on preferences on movies being shown at a small theater, the
owner asked for input from all customers that visited the theater on Monday or
Tuesday of a given week.
In a study on a new plant fertilizer, those not receiving the fertilizer
Don't know?
3 of 45
Term
A psychologist randomly split the participants of an experiment into
four groups. Each participant was given a maze to solve, but the maze
lines were a different color for each group. Each participant was given
a score for how long it took them to solve the maze. What is the
explanatory variable in this experiment?
Give this one a try later!
The time to solve the maze The number of groups
The size of the maze The specific maze color
, Don't know?
4 of 45
Term
A movie theater employee recorded data on the people attending
each of four movies playing at the same time. For each person, the
employee recorded the movie the person watched and whether or not
the person made a purchase from the concession stand. Which
graphical display is appropriate to visualize the distribution of data?
Give this one a try later!
One-way table Two-way table
Three-way table One-way frequency table
Don't know?
5 of 45
Term
A student is designing a survey to collect data for a project. Which
survey question will result in quantitative data?
