# Tagged Questions

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48 views

I'm having a problem with a factorial design in Minitab, as it is not as clear how to proceed as all problems I've had thus far. The problem is to create a factorial design with two factors where the ...
182 views

### Bayes' Rule - Law of Conditional Probability

A market research firms conducts studies regarding the success of new products. The company is not always perfect in predicting the success. Suppose that there is a 50% chance that any new product ...
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### How do I find values not given in (/interpolate in) statistical tables?

Often people use programs to obtain p-values, but sometimes - for whatever reason - it may be necessary to obtain a critical value from a set of tables. Given a statistical table with a limited ...
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### Creating a descriptive table

I am having trouble trying to figure out how to report categorical and continuous data in one table. I want to create a descriptive table summarizing some of the categorical and continuous data from ...
204 views

### Standard normal distribution - the z-table for the PDF

I have searched high and low, and I simply cannot find this table anywhere. I am quite sure that for practical purposes I don't need it - that there are other methods, but it would be extremely ...
803 views

### How should I present linear regression output in a table format?

Is there any convention regarding the minimum information that should be included in a table showing a linear regression output? The reason for this question is that I want to make the output as ...
3k views

### How to generate nice summary table?

I want to have R display the data it gives me from the summary() function in a table so I can easily share this. I am currently just doing ...
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### Wilcoxon-Mann-Whitney critical values in R

I have noticed that when I try to find the critical values for the Mann-Whitney U using R, the values are always 1+critical value. For example, for $\alpha=.05, n = 10, m = 5$, the (two-tailed) ...
287 views

### How is it correct to deduce significance level of Pearson's correlation from a table?

this is a rather elemental question, but any help would be appreciated anyway. This webpage gives a method of finding the p-value of Pearson's correlation coefficient, using a table. However, the ...
117 views

### Possibility of analyzing the hypothesis using Friedman's test

Lets assume I have collected some data about sold ice creams on the local market on the daily basis. Days( just a number of observations, might be classified otherwise, it's not variable ) present the ...
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### Goodness of fit between columns of a 10000x2 table (with low counts)

I have a $10000\times2$ table (see below) where column A is made out of observed data and column B is the output of a model that I have which should fit the observed data A. $n_{A}$ is the total ...
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### How to succinctly report the correlation between two variables for 20 different subsets of the data in a table?

I have 20 correlation coefficients (r) to report, for example, .34, .45, .67, .23. and so on. These are correlations between Variable A and Variable B, based on gender, age, education levels etc. I ...
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### Redefining and merging two tables in R or SAS

I have two tables (matrix) of same dimensions, one contains correlation coefficients and other with p values. I want to combine them into one table. For example let's say I have correlation ...
1k views

### Number of significant figures to put in a table?

Is there a well founded rule for the number of significant figures to publish? Here are some specific examples / questions: Is there any way to relate the number of significant figures to the ...
2k views

### When would it be appropriate to report variance instead of standard deviation?

I have conducted an analysis in which I have modeled different variance components. When reporting the results in a table, it is much more concise to report standard deviations instead of variances. ...
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### Plotting sparklines in R

I would like to use R to plot out something like this: It would seem possible but highly complex to keep track of the coordinates, width, height, etc. Intuitively it would seem best to treat each ...