Logistic regression analysis how to control the sex ratio

1. Open the data and click in order: analyse--regression--binarylogistic to open the binary regression dialog box.

2. Place the dependent and independent variables into the list of grids, with the dependent variable at the top and the independent variables at the bottom (pull in one for univariate and multiple for multifactorial).

3. Set up the regression method, choosing the simplest method here: enter, which refers to including all variables in the equation at once. All other methods are stepwise entry methods.

4. hierarchical information, continuous information does not need to set dummy variables. Multicategorical variables require the setting of dummy variables.

Dummy variables ABCD four categories, with a as the reference, then the explanation is whether b has any effect relative to a, c has any effect relative to a, d has any effect relative to a.

5. Options inside the choice of at least 95% CI.

Click ok.

Statistics graduate student studio original, please do not complex paste