Download Applied Statistical Inference with MINITAB® by Sally Lesik PDF

By Sally Lesik

Through transparent, step by step mathematical calculations, Applied Statistical Inference with MINITAB allows scholars to achieve an exceptional knowing of the way to use statistical ideas utilizing a statistical software. It makes a speciality of the innovations of self assurance periods, speculation trying out, validating version assumptions, and tool analysis.

Illustrates the thoughts and strategies utilizing MINITAB
After introducing a few universal terminology, the writer explains find out how to create uncomplicated graphs utilizing MINITAB and the way to calculate descriptive records utilizing either conventional hand computations and MINITAB. She then delves into statistical inference subject matters, corresponding to self belief durations and speculation checking out, in addition to linear regression, together with the Ryan–Joiner try out. relocating directly to a number of regression research, the textual content addresses ANOVA, the difficulty of multicollinearity, assessing outliers, and extra. It additionally offers a conceptual creation to easy experimental layout and one-way ANOVA. the ultimate bankruptcy discusses two-way ANOVA, nonparametric analyses, and time sequence analysis.

Establishes a starting place for learning extra complicated topics
Ideal for college students within the social sciences, this article exhibits tips on how to enforce simple inferential innovations in perform utilizing MINITAB. It establishes the basis for college students to construct on paintings in additional complicated inferential statistics.

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Additional resources for Applied Statistical Inference with MINITAB®

Example text

4 MINITAB dialog box to select the type of histogram. 5 MINITAB dialog box to select the variable for the histogram. 1 using MINITAB. 7 MINITAB dialog box to edit the bars of the histogram. 8 MINITAB dialog box to specify the number of intervals. 9 MINITAB histogram of the round-trip commuting distance using ten bins. 11. 12. 13. 13, the stem-and-leaf plot shows the distribution of the data set along with the rank ordering of the data. 14. 15. Notice that we put the value 10 in the increment box.

2 illustrates what a frequency distribution with eight equal-sized bins would look like for the executive round-trip commuting data. 1. So, just how many bins are needed to see how data are distributed in a histogram? 1. used if needed. However, keep in mind that a histogram with too many bins may only show a random pattern, and a histogram with too few bins will not reveal the shape of the distribution of the data (see Exercise 1). Another rule of thumb for determining the number of bins for a histogram is to use the square root of the sample size.

Using the “Automobile Data” data set and MINITAB, create a scatter plot to show the relationship between the city miles per gallon and the amount of greenhouse gas emitted. c. How would you describe the relationship between city miles per gallon and the amount of greenhouse gas emitted? d. Using MINITAB, draw a marginal plot with histograms to illustrate the relationship between the city miles per gallon and the amount of greenhouse gas emitted. The data set “Freshmen” consists of a random sample of 350 first-year grade point averages for an entering class of freshmen at a local university.

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