Show:
More Test Terms
Random
Intro to Stats
Logical Fallacies
Basic Stats
100
Actual measurement is what we intended to measure.
What is validity?
100
A specific definition given to a variable so that it can be measured.
What is an operational definition?
100
A number/value that is estimated because it is difficult to count.
What is a dark figure?
100
Seeking to persuade others by citing a well-known person's opinion, regardless of whether that person is an expert on the topic or not.
What is an appeal to authority?
100
The average value of a variable that is obtained through summing all the values and dividing by the number of observations.
What is the mean?
200
If the same measurement procedure is repeated, the results will be identical.
What is reliability?
200
Making conclusions about a group from individual data.
What is the individualistic fallacy?
200
Bad statistics that ruin a study.
What is a mutant statistic?
200
Making an assertion that there are only two options.
What is the either or fallacy?
200
The value of a variable that has the highest frequency
What is the mode?
300
When individuals that are being observed act differently because they know they are being observed.
What is the Hawthorne effect?
300
Making conclusions about individuals from aggregate data.
What is the ecological fallacy/aggregation error?
300
The inability to understand or deal with numbers.
What is innumeracy?
300
An attack on the person making an argument rather than the argument itself.
What is ad hominem?
300
The middle observation.
What is median?
400
Y cannot occur unless X occurs
What is a necessary causal condition?
400
Selecting cases based on their values of the dependent variable.
What is selecting on the dependent variable?
400
The two common responses to statistical arguments.
What are completely distrusting and completely trusting?
400
The evidence does not support the conclusion. Ex: Average GPA is 2.6, so PLSC 200 should not be a required class.
What is a non-sequitor?
400
a in the equation y = a + bx
What is the y-intercept.
500
If X occurs, Y will follow, but Y can also occur without X.
What is a sufficient causal condition?
500
Tells us we cannot prove causation because we are dealing with human behavior, so we infer relationship between variables instead.
What is the logic of inference?
500
Bad money drives out good money; bad stats drive out good stats.
What is Gresham's Law?
500
Example: Pres. Obama has decreased the crime in America, since the crime rate has dropped 5% since he has taken office.
What is false cause?
500
A theory represented by a mathematical symbol or equation.
What is a model?