Question: All assigned readings and Pre-Lecture Activities are due at ________.
Answer Choices:
3:00 pm on Sundays
11:59 am on the day of class
3:00 pm on the day of class
11:59 pm on Sundays
Answer: 11:59 am on the day of class
Question: Which of the following are required materials for this class? Select all that apply.
Answer Choices:
Courseware without eTextbook
Laptop
Panopto
Google Chrome
Digication
Clickers
Microsoft Excel
Gradescope
Answer: Laptop
Google Chrome
Microsoft Excel
Gradescope
Question: How can you schedule a Zoom or in-person meeting or Office Hours with me (the professor)?
Answer Choices:
By emailing me at [email protected].
By using my Calendly link
By visiting my office during office hours
By sending me a text message to the cellphone number provided in the syllabus
Answer: By using my Calendly link
Question: ________ each exam, you will need to submit your _________.
Answer Choices:
Prior to; formula sheet
Before starting; calculations document
The day after; calculations document
When completing; formula sheet
Answer: Prior to; formula sheet
Question: What should you do if you wish to utilize one of your two grace periods for an assignment?
Answer Choices:
Contact me, the professor, to clarify the reason for needing the grace period.
Get in touch with your assigned preceptor to explain the reason for requiring the grace period.
Answer: Contact me, the professor, to clarify the reason for needing the grace period.
Question: What does a z-score of -0.50 mean?
Answer Choices:
A location above the mean by double of a standard deviation.
A location below the mean by double of a standard deviation.
A location above the mean by half of a standard deviation.
A location below the mean by half of a standard deviation.
Answer: A location below the mean by half of a standard deviation.
Question: When transforming a distribution into a standardized distribution using z-scores, what is the mean of the standardized distribution?
Answer Choices:
The mean of the standardized distribution is always 0.
The mean of the standardized distribution is always 1.
It depends on the original mean, not on the z-score transformation.
The mean remains the same as the original mean.
Answer: The mean of the standardized distribution is always 0.
Question: A population with μ = 20 and σ = 10 is transformed into z-scores. After the transformation, what is the mean for the population of z-scores?
Answer Choices:
Cannot be determined from the information given.
μ = 1
μ = 20
μ = 0
Answer: μ = 0
Question: In a distribution of z-scores, what does a z-score of 2.0 indicate?
Answer Choices:
The data point is two standard deviations below the mean.
The data point is two standard deviations above the mean.
The data point is a positive outlier.
The data point is twice the average.
Answer: The data point is two standard deviations above the mean.
Question: A group of 10 puppies is chosen from the entire shelter population. A volunteer of the shelter measures their sociability levels and determines that they possess high sociability levels. Based on these results, the volunteer concludes that all the puppies from the shelter have high sociability levels. The statistical methods employed by the volunteer of the shelter to make inferences about the broader puppy population at the shelter are referred to as:
Answer Choices:
descriptive statistics
population statistics
sample statistics
inferential statistics
Answer: inferential statistics
Question: Match the following numerical variables with their corresponding categories: Age of a patient with diabetes Number of car accidents Time required to complete an assignment Cost of a box of cereal Number of likes on a new profile picture
Answer Choices:
Continuous
Discrete
Answer: Age of a patient with diabetes: Continuous
Number of car accidents: Discrete
Time required to complete an assignment: Continuous
Cost of a box of cereal: Continuous
Number of likes on a new profile picture: Discrete
Question: If a random sample of 10 artists is drawn from a population with an average creativity score of 75, what average creativity score would you expect for this sample?
Answer Choices:
Slightly more than 75.
Slightly less than 75.
Approximately 75, but not necessarily equal to 75.
Exactly 75.
Answer: Approximately 75, but not necessarily equal to 75.
Question: A professor teaching a Psychology class is curious about the amount of time their students spend reading the class materials on a weekly basis. To find out this information, the professor devises a strategy: they provide an opportunity for their 200 students to earn extra credit by participating in a survey where they can report the time they dedicate to reading the class materials. Remarkably, every single student in the class takes part in the survey. Upon analyzing the collected data, the professor discovers that the students have an average weekly reading time of 4 hours. In this example, the average of 4 hours per week is an illustration of a __________.
Answer Choices:
population
parameter
statistic
variable
sample
Answer: parameter
Question: Which of the following research situations would be most likely to use a quasi-experimental design?
Answer Choices:
Comparing self-esteem scores among children from different elementary schools.
Investigating the effect of a new medication on cholesterol levels by randomly assigning participants to either a treatment or a control group.
Measuring the relationship between hours of sleep and reaction time in a sample of college students.
Assessing the impact of job satisfaction on job performance within a single company.
Answer: Comparing self-esteem scores among children from different elementary schools.
Question: A social worker employs pre-existing medical conditions to determine whether there is a difference in the level of happiness between patients with and without such conditions. In this example, the pre-existing medical conditions is an example of a(n) __________.
Answer Choices:
dependent variable
quasi-independent variable
experimental variable
control variable
Answer: quasi-independent variable
Question: Match the following variables to their respective scales of measurement.
Answer Choices:
Favorite TV Show Genre (Comedy, Drama, Sci-Fi, Reality, Fantasy, Other)
Education Level (High School, Associate’s, Bachelor’s, Master’s, PhD)
Temperature in Celsius
Number of Instagram Followers
Nominal
Ordinal
Interval
Ratio
Answer: Favorite TV Show Genre (Comedy, Drama, Sci-Fi, Reality, Fantasy, Other) – Nominal
Education Level (High School, Associate’s, Bachelor’s, Master’s, PhD) – Ordinal
Temperature in Celsius – Interval
Number of Instagram Followers – Ratio
Question: Upon analyzing collected data, a health coach concludes that their clients spend an average of 5 hours per week on exercise. This is an example of:
Answer Choices:
descriptive research
experimental research
correlational research
inferential research
Answer: descriptive research
Question: A score in the Beck Depression Inventory is an example of a/an _______________.
Answer Choices:
construct
internal characteristic
hypothetical construct
operational variable
Answer: construct
Question: A random sample of 17 gamers showed an average reaction time of 120 milliseconds, whereas the entire gamer population had an average reaction time of 110 milliseconds. The 10-millisecond difference between the sample’s average and the actual population’s average exemplifies a _______________.
Answer Choices:
sample error
systematic error
population error
systematic difference
Answer: sample error