SPSS Modeler & Data Analytics

18. In multiple linear regression, the overall good quality of model fit is based on ( ) 19. spss modeler in the data role for the target variable is. 20. modeler modeling, in fact, is the process of creating a data stream, which maintains the file suffix name is.

23. Segmentation of customers according to different user interests, behaviors or needs. A. Classification B. Back to the old C. Clustering D. Decision tree

24. What stage of knowledge engineering does "web crawling" belong to. A. Data cleaning. c. Mathematical modeling. B. Data mining. D. Data collection. 25.

The "purity" criterion of the classical ID3 algorithm is. A. Information refinement. C. The rate of decline of information. B. Amount of information. D. Information gain rate.

26. in the artificial neural network algorithm, when ) is determined, the model is determined. A. samples. B. Link weights. c. weight learning rate. D. The number of selected generations.

32. what statistical score is used in Olympic diving. A. Arithmetic mean. C. Truncated mean. B. middle column number. D. Weighted average.

33. The basic idea of curve regression is. A. Finding the right curve to fit. C. Using logistic curves. B. Transforming the variables linearly. D. Using logarithmic functions.

38. recommendation system, data mining can be expressed as A. DM,ML B. RS,ML C. RS,DM D. ML,DM.

39. the value domain of logistic curve distribution

40. what problem is the recommendation system used to solve. Information explosion User's personalized needs Information overload Precise service.