Econometrics Tests Synergy MFPU

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The relevance of the many linear equation of regression is verified by ...
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F-test
t-test
  - criterion


The constant power factor has ... function
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exponential
indicative
linear

Multicollision is shown between ...
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sign and factor
remnants
factors


With the help of the middle, appraisal errors are evaluated ...
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significance of regression coefficients
tightness of communication between variables
overall regression equation quality


The remainder in the i-th observation is the difference between the meanings ...
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explanatory variable in the ith observation and the predicted value of this variable
variable Y in the ith observation and the predicted value of this variable obtained from the true regression line
variable Y in the i-th observation and the predicted value of this variable obtained from the sample regression line


Auto-correlation function - this function from ...
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time and lag between two levels of a row
time
row level values


The component of the temporary range reflecting the influence of the constantly acting factors is…
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the trend
seasonal component
cyclic component


As a result of a compo- nent analysis of the time series, it cannot be obtained ... model
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structural
steam regression
additive


Stationary ...
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happens high and low
there is a constant and a variable
can be considered narrowly and broadly


Student´s tricks are used for ...
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checking the model for autocorrelation of residues
checking the independence of the factors of the equation
determining the statistical significance of each coefficient of the equation


On the main diagonal of the covariance matrix are found ...
 
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correlation coefficients
regression coefficient variances
mean regression coefficients

Stationarity is ...
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synonym for autocorrelation
time series characteristic associated with its stability
rule for selecting predictors in a regression model

The rank of the identity of the spirit of the player is the rank of the product of the expanded matrix of players
parameters on a restricted matrices restricting the operation of a number of endogenous variables ...
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equations
systems minus one
the system


Corporation is ...
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indicator allowing to establish the fact of the presence of a linear stochastic relationship between variables
linear stochastic relationship between variables
indicator characterizing the tightness of the linear stochastic relationship between variables


The negative nature of the relationship between the variables X and U means that ...
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with an increase in X, an increase in Y occurs
as X increases, Y decreases
X growth does not affect the change in Y

The regularity of the identity of the straight-line equation is ...
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necessary and sufficient
sufficient
necessary


To check the range, use the test ...
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Fisher
Dickey fuller
Student´s


When building models, it is recommended that the number of samples exceeded the number of factors by no less than ...
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three times
ten times
twice

The null hypothesis when checking the coefficient of equation of regression on a static value says that ...
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coefficient estimate is zero
positive coefficient estimate
coefficient value is zero


Non-identifiable system of economy related to exceeded ...
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the number of endogenous variables over the number of predefined variables
the number of reduced coefficients over the structure number

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