Word
When your distribution forms a perfect bell curve, it is_____
Normal or normal distribution
The number of people who like ice cream by county
Continuous or numeric
The document that details your data work.
Data diary
An R squared of .02
A weak relationship.
Another word for your outcome variable.
Dependent
Flavors of ice cream
Categorical
What to do with your data before you begin your analysis.
Check it or vet it
A correlation value of -.8
Strong negative correlation.
Mean
Categorical or dichotomous
A way to find relationships among variables before running a regression.
Correlation or correlation matrix
A mean of 30 and a median of 5.
Not great. Likely an outlier pulling up the mean.
The middle value or the divider in a highway.
Median
July 16, 2007
Could be date or text.
What to do before writing a story based on your analysis.
Rerun it, check it, check it again
What do you want your P value or significance of .5
Not significant. You want it <.05
When your data is shifted to the right or left in your histogram, it is _____
Skew
A ZIP code
Text
A word for the numbers that give you the characteristics or your data
Descriptives
In a regression with performance as the dependent and poverty as independent variable, a slope or coefficient of -2 tells you what?
That for every 1 point increase in poverty, performance goes down by 2 points.