Classification Table means assess how well a logistic regression or a discriminant analysis predicts group membership, a contingency table can be set up to show how well or how poorly the predicted group memberships correspond to the actual group memberships.
Answer
Correct Answer:
True
Note: This Question is unanswered, help us to find answer for this one
The exponential of B, which can also be represented as eB. This is used in binary logistic regression is known as:
Answer
Correct Answer:
Exp(B)
Note: This Question is unanswered, help us to find answer for this one
For each B coefficient in a logistic regression model, the corresponding Wald function tests the null hypothesis that B = 0 is known as:
Answer
Correct Answer:
Wald χ2 statistic
Note: This Question is unanswered, help us to find answer for this one
In binary logistic regression, this is one of the pseudo-R2 values provided by SPSS as an overall index of the strength of prediction for the entire model is called _____________ .
Answer
Correct Answer:
Nagelkerke’s R2
Note: This Question is unanswered, help us to find answer for this one
This is one of the pseudo-R2 values provided by SPSS as an overall index of the strength of prediction for a binary logistic regression model is known as:
Answer
Correct Answer:
Cox and Snell’s R2
Note: This Question is unanswered, help us to find answer for this one
In binary logistic regression, –2LL is analogous to the sum of squared residuals in a multiple linear regression; the larger the absolute value of –2LL.
Answer
Correct Answer:
True
Note: This Question is unanswered, help us to find answer for this one
_____________ _ is an index of goodness of fit. For each case, the log of the predicted probability of group membership (such as the log of p =.89) is multiplied by the actual group membership code (e.g., 0 or 1).
Answer
Correct Answer:
Log Likelihood (LL)
Note: This Question is unanswered, help us to find answer for this one
In binary logistic regression, the null model represents prediction of group membership that does not use information about any predictor variables.
Answer
Correct Answer:
True
Note: This Question is unanswered, help us to find answer for this one
The exponential function applied to a specific numerical value such as a is simply ea is called ______________ .
Answer
Correct Answer:
Exponential Function
Note: This Question is unanswered, help us to find answer for this one
Logit is a natural logarithm of an odds.
Answer
Correct Answer:
True
Note: This Question is unanswered, help us to find answer for this one
This is a function that has an S-shaped curve. This type of function usually occurs when the variable plotted on the X axis is a probability, because probabilities must fall between 0 and 1 is called ____________ .
Answer
Correct Answer:
Sigmoidal Function
Note: This Question is unanswered, help us to find answer for this one
For the overall logistic regression model, the chi-square test tests the null hypothesis that the overall model including all predictor variables is not predictive of group membership is known as:
Answer
Correct Answer:
Chi-Square Test
Note: This Question is unanswered, help us to find answer for this one
