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1. After opening the SPSS software, click the [Open File Button] in the upper right corner to open the data file you need to analyze.
2. The next thing is to start to do regression analysis to establish a model and study its change trend, because regression analysis is divided into linear regression and nonlinear regression, and the methods of analyzing them are different, so we must first grasp their change and close imitation trend, you can draw a scatter plot, click [graph] - old dialog box - scatter dot].
3. Select [Simple Distribution] and click [Define], this kind of scatter plot is common to us, while the other ones are more complicated, and the simple problem is complicated by using here.
4. Set the x-axis and y-axis in the next pop-up box, then click OK, don't care about the rest, and then get the scatter plot, you can see that the x-axis and y-axis are obviously linear, so the next regression analysis should use the linear regression method, assuming that the image is a curve, you need to choose the curve fitting method.
5. Click [Analysis] --Regression--Linear], set the independent variable and dependent variable in the pop-up linear regression box, the other options can be set by default, and the other options are just used to optimize the model more accurately.
6. The next thing is the result analysis, a total of four tables popped up in the output document, among which the [coefficient table] is the model of the mountain state that is sought, and the function expression is written according to column b, this problem is y=, sig is less than the independent variable, and the teasing has a significant impact on the dependent variable.
7. [ANOVA table] represents the analysis results, mainly looking at the F and SIG values, the SIG value corresponding to the F value is less than the regression equation can be considered useful, the [model summary table] in R represents the goodness of fit, the closer the value is to 1, the better the model.
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Summary. 1.Start by opening the SPSS software. 2.Then open a set of data (or create a new set of data).
1.Start by opening the SPSS software. 2.Then open a set of data (or create a new set of data).
3.From the menu, find the "Compare Mean" option class in the "Analysis" menu of the Biangao Xun menu, and then from there"Compare the mean"In the option class, find the "Independent Sample T-Test" option, and left-click the "Independent Sample Nian Yuan Book T-Test" option.
4.Set the parameter setting window of the "Independent Samples T-Test" according to your own requirements.
5.After setting the grouping variables, left-click "Corresponding Group" to set the "Group".
6.Set it up according to your needs"groups"。
7.The confidence interval percentage is then set, with the default value being 95%.
8.Once all the parameters are set, click on it"OK"option, the corresponding analysis results will appear.
10.One is the result of the finish.
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It is used to complete statistical analysis operations, data mining, analysis and decision support tasks.
SPSS (Statistical Product and Service Solutions) software. Originally, the full name of the software was "Solutions Statistical Package for the Social Sciences", but with the expansion of SPSS products and services and the increase in service depth, SPSS officially changed the full English name to "Statistical Products and Services Solutions" in 2000, which marked a major adjustment in the strategic direction of SPSS.
SPSS is a general term for a series of software products and related services launched by IBM that are used in statistical analysis and computing, data mining, analysis and decision support tasks, and are available in Windows and Mac OS X versions.
In 1984, SPSS headquarters first launched the world's first statistical analysis software microcomputer version SPSS PC+, which created the development direction of SPSS microcomputer series products, greatly expanded its application scope, and made it quickly applied to various fields of natural science, technical science and social science.
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