PROBABILITY
EXPLORING DATA
EXPERIMENTAL DESIGNS
HYPOTHESIS TEST
TYPES OF BIAS
100
The likelihood that something will happen
What is probability ?
100
Data that is represented by numbers
What is quantitative data
100
When both the subject nor researcher know whose recieveing the treatment
What is double blinding
100
What are the three conditions ?
What is random,independent,and normal
100
When those that choose to participate are the only ones who participate . . .
What is voluntary response bias
200
One outcome doesn't effect the next
What is independence
200
Data that does not consist of numbers
What is categorical
200
Uncertainty with regards to which variable is causing an effect
What is confounding
200
If an alpha level isn't given, what alpha level do we use ?
What is 0.05
200
When participants don't respond truthfully . . .
What is response bias
300
Probability with 2 outcomes and a fixed number or trails
What is binomial
300
A curve with a mean of zero and a standard deviation of one
What is normal curve
300
Results can only be generalized to the population if the sample is
What is randomly selected
300
The formula for degress of freedom is . . .
What is n-1
300
When certain groups are left out of a study
What is undercoverage bias
400
Probabilty with 2 outcomes and no set number of trails
What is geometric
400
Indicates how many standard deviations something is from the mean.
What is z-score
400
A group that receives no treatment or placebo
What is control group
400
When the Ho is true but you go with the Ha
What is Type one error
400
When one group is more heavily studied than another group
What is selection bias
500
Two types of random variables
What is discrete and continuous
500
The center describes the . . .
What is mean or median
500
When groups that are similar are grouped together
What is blocking
500
Whe the Ha is true but you go with the Ho
What is Type 2 Error
500
Systematic favoritism that is present in the data collection process, resulting in misleading results.
What is bias
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