Calculating the mean for a subset of data based on multiple variables (for every combination)

Calculating the mean for a subset of data based on multiple variables (for
every combination)



1.R FAQ: How can I subset a data set? - IDRE Statistics Web ...

Description:... where the values come from a normal distribution with a
mean 0 ... you subset variables (columns). The data frame x.sub2 ... to
subset on multiple ...



2.Data Transformations and Data Manipulation in SAS

Description:Assume that data set MYDATA exists and you wish to create new
variables, drop variables, subset the data set or ... will calculate mean,
... multiple data set names ...



3.Variance - Wikipedia, the free encyclopedia

Description:This makes clear that the sample mean of correlated variables
does ... sum of multiple variables: ... combination of these random
variables, ...



4.aggregate - R: Calculate means for subset of a group ...

Description:I want to calculate the mean for each "Day" but for a ...
(StomCond_Trunc~Day,data=subset(df,Time>=12 & Time<=14),mean)) ...
Weighted sum of variables by groups with ...



5.NHANES- NHANES Web Tutorial Frequently Asked Questions (FAQs)

Description:... which contain additional data based on a ... Every time
you extract variables from an ... calculating the base weight in NHANES is
much more ...



6.Multiple Regression

Description:... multiple independent variables. (Note: multiple regression
is still not ... a combination of linear ... choose a subset of the
independent variables which "best ...



7.Quick-R: Subsetting Data

Description:Keeping or Deleting Variables, Observations, Random Samples.
Home ... Subsetting Data . ... Selection using the Subset Function .



8.R commands - personality-project

Description:... #those objects meeting a logical criterion
subset(data.df,select=variables ... (data,scale=T) #centers around the
mean and ... value for every ...



9.SPSS Guide

Description:Modifying Data Selecting a subset of a group prior to
analysis. ... variables you want the mean ... Continuous data. If multiple
cognitive and motor skills ...



10.SUBSET functions (2.5) | Visokio

Description:Data subset with the same ... SUBSET_MEAN [Price]) or SUBSET
... This example involves a table of data containing multiple quotes for
multiple parts to multiple ...