WorksheetsResearch Methods Midterm Review
Total questions: 47
Worksheet time: 47mins
What is a hypothesis?
an educated guess
an absolute solution
a random guess
an experiment
What is replication?
cloning the scientist who first did an experiment
doing an experiment for the first time
doing an experiment again and getting different results
Doing an experiment again and getting the same results
What is a sample in research?
the whole target population
a piece of food you get to try
an educated guess
only part of the target population
How can participant bias affect the outcome of a study?
It can make others want to volunteer for the study
It can invalidate it, if the volunteers hold bias that is counter to the opinions of those who are not part of the study, but are represented by it
It can split the results in two
It can prove it correct, because volunteer opinions accurately represent everyone in the population
What type of experiment is conducted in a real life setting?
field
lab
natural
quasi
The variable that is manipulated
(a)
Where the same group of participants are used in different conditions, is which experimental design
Independent groups
Matched participants
Repeated measures
Separate groups
in Psychological research, Ethics are about ensuring
the protection of all participants
all ethnic groups are considered
experiments are well planned
the results are clear
Primary data is.......
Data collected by other people and used by you.
The first recording of this type of data
The first time someone has used this data.
Data collected direct from the source
Secondary data is........
Utilizing previously collected info/ data.
Collecting data from source but not for the first time.
Repeated data collection.
Data you've used before.
An example of primary data is........
Data given on the news.
Books, journals, articles.
Any information released this week.
Surveys, interviews, live test data.
An example of secondary data is......
Surveys, interviews, focus groups.
Data published by researchers.
Books Journals, websites, census info.
Information passed from one researcher to another.
Correlational research tries to identify relationship between two variables
True
False
Quantitative data refers to what?
opinion based
open questions
statistics and numbers
descriptive
Quantitative research is an:
Existential, mechanical, and objective data expressed usually by words.
Empirical, measurable and observable data expressed numerically
.
A type of research mainly expressed in words
Qualitative
Quantitative
Measure of central tendency calculated by adding up all scores and dividing by the number of scores in the data set.
Median
Mode
Mean
Identify the type of relationship between weight and price.
The price is never 0 on the graph
As weight increases, price increases
There is a negative linear correlation between weight and price
The price gets high at the end of the graph
The mode is:
The average of all the values
The middle number
The most frequently occurring number
The first number you see
What kind of relationship?
Positive Correlation
Negative Correlation
No Relationship
What kind of relationship?
Positive Correlation
Negative Correlation
No Relationship
What kind of relationship?
Positive Correlation
Negative Correlation
No Relationship
What key term refers to making sure that all of the variables in research are clearly defined.
Coding
Operationalisation
Hypothesis
Gatekeeper
IRB is the acronym for
Informed Rights Board
Interactive Relativism Board
Institutional Review Board
International Review Board
In research terms, beneficence refers to the benefits of a study as opposed to its _______.
Privacy
Confidentiality
Risks
Benefits
The ethical researcher does not disclose the purposes and procedures involved in each study.
True
False
Yes
Maybe
1. The following are examples of Qualitative Data
shoe size, shoe cost, amount of shoes owned
shoe size, shoe cost, preference of shoes
preferences of shoes, shoe color, shoe brands owned
shoe brands owned, shoe color, amount of shoes owned
The following are examples of Quantitative data?
time spent on the computer, number of words typed per minute, cost of computers
computer brand preferences, how long people type on a computer, how people feel about computer use in schools.
cost of computers, computer brand preferences, how people feel about computers
number of words typed per minute, computer brand preferences, how people feel about computers in school
What does it mean when we say two factors are correlated?
One factor causes the other.
One factor is a result of the other.
The measure of how much two factors diverge together & how well one factor will cause the other.
The measure of how much two factors change together & how well one factor predicts the other.
Which kind of study can establish a cause-effect relationship between variables, assuming that the research is appropriate and well conceived?
survey
case study
correlational study
experiment
Which of the following is an example of negative correlation?
People who spend more time exercising tend to weigh less
Teenage females tend to have fewer speeding tickets than teenage males.
Students with low IQ scores tend to have lower grades.
Students'' shoe sizes are not related to their grades.
What research method involves data collection about a group over a number of years to assess change?
Longitudinal Study
Case Study
Experiment
Cross-Sectional Study
In order to determine the strongest correlation coefficient, which number does it have to be closest to?
-1.0 or +1.0
+1.0
-1.0
0
System of gathering data so that bias and error in measurement are reduced.
hypothesis
scientific method
representative sample
case study
Measure of central tendency calculated by adding up all scores and dividing by the number of scores in the data set.
Median
Mode
Mean
In experimental studies which group receives nothing? In other words, they do not get the variable that is under study.
Experimental group
Control group
Which statistical measure of central tendency is most affected by extreme scores?
Median
Mode
Mean
Correlation
Which ethical principle requires that at the end of the study participants be told about the true purpose of the research?
Institutional Review Board approval
Confidentiality
Debriefing
Protection from physical harm
