Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
33 Cards in this Set
- Front
- Back
coefficient of determination
|
Goodness of fit measure for a regression model
|
|
coefficient of variation
|
Standard deviation divided by the mean
|
|
correlation coefficient
|
Comovement indicator for two variables
|
|
cross section
|
Data from a common point in time
|
|
degrees of freedom
|
Number of observations beyond the minimum required to calculate a statistic
|
|
dependent variable
|
Y value contingent upon other separately determined X values
|
|
deterministic relation
|
Relation known with certainty
|
|
F statistic
|
Offers evidence if explained variation in Y is significant
|
|
hypothesis test
|
Statistical experiment
|
|
independent variable
|
X value determined separately from the process used to create Y
|
|
linear model
|
Straight-line relation
|
|
mean
|
Average
|
|
median
|
“Middle” observation
|
|
mode
|
Most common value
|
|
multiple regression model
|
Relation with one dependent Y variable and more than one independent X variable
|
|
multiplicative model
|
Log-linear relation
|
|
population parameters
|
Summary and descriptive measures for the population
|
|
population standard deviation
|
Square root of the population variance
|
|
population variance
|
Average squared deviation from the overall mean
|
|
range
|
Scope from largest to smallest observations
|
|
sample standard deviation
|
Square root of the population variance
|
|
sample statistics
|
Summary and descriptive measures for a sample
|
|
sample variance
|
Average squared deviation from the sample mean
|
|
simple regression model
|
Relation with one dependent Y variable and one independent X variable
|
|
skewness
|
Lack of balance
|
|
standard error of the estimate
|
Standard deviation of the dependent Y variable after controlling for all X variables
|
|
statistical relation
|
Inexact relation
|
|
symmetrical
|
Balanced distribution
|
|
t statistic
|
Approximately normal test statistic
|
|
time series
|
Daily, weekly, monthly or annual sequence of data
|
|
Type I error
|
Incorrect rejection of a true hypothesis
|
|
Type II error
|
Failure to reject a false hypothesis
|
|
z statistic
|
Normally distributed test statistic with zero mean and standard deviation of one
|