Correlation
Sampling
confidence intervals
Misc.
100
True or False? Does a correlation have an IV and DV?
False. Correlations does not have an IV or DV.
100
The process of taking a similar group of participants/ scores from a larger population
What is sampling
100
Mean +/- 1 standard error
68% confidence interval
100
Has an IV/DV Manipulation Determine causation
What is an experiment
200
Name a reason on why experimenters would rather use a correlation design over a experiment?
More natural behavior, where as an experiment researchers are trying to create a change
200
Frequency distribution of the sample shows which sample means are typical. Has less variability.
What is sampling distribution of the mean
200
What is standard error?
Measures the variability of a distribution of sample means
200
In a negative correlation, increases X are associated with a _____ in the Y
Decreases
300
What is a correlational analysis?
a statistical procedure used to identify relationships between 2 variables
300
Provides a range for estimating the unknown population based on your sample
What is margin of error
300
Mean +/- 2 standard errors
95% confidence interval
300
In a positive correlation, Increase X associated with ____ in Y
Increase
400
Describe what no correlation scatterplot would look like on a graph
r=0 Changes in variable not systematically related to changes in other
400
What are Confidence intervals?
a range of values so defined that there is a specified probability that the value of a parameter lies within it.
400
What is the formula for standard error?
SD/√n
400
What day and time is our final exam period?
Thursday the 18th at 11:00am
500
What is the formula for the Pearson Correlation?
R=Ezxzy/(n-1)
500
sampling error
error in a statistical analysis arising from the unrepresentativeness of the sample taken.
500
True or false. Margin of error and confidence interval are the same thing?
True.
500
True or false. Do we have a test on Thursday?
True
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