>> The first column gives the answer that I am looking for but I just
>> thought their maybe a better way without using the long variable
>
> Sounds like you want the frequency-weighted summary statistics.
> For the mean, look at ?weighted.mean.
> For more comprehensive stats, check ?wtd.mean in th
On 2011-02-22 08:10, Daniel Harris wrote:
Thanks for the replies
The file is below
Height Frequency
62 3
63 20
64 24
65 40
66 85
67 122
68 139
69 179
70 139
71 107
72 55
73 47
74 22
75 12
76 5
77 1
I use the follo
Thanks for the replies
The file is below
Height Frequency
62 3
63 20
64 24
65 40
66 85
67 122
68 139
69 179
70 139
71 107
72 55
73 47
74 22
75 12
76 5
77 1
I use the following
data <- read.table("file",header=T)
at
Daniel, how is the data stored? The answer to your question may be as
simple as
> df <- read.csv("filename.csv")
> summary(df)
See ?read.csv for info on reading various file formats.
HTH, Bryan
Prof. Bryan Hanson
Dept of Chemistry & Biochemistry
DePauw University
602 S. Coll
What about using read.table() and applying summary() on the result?
Uwe Ligges
On 22.02.2011 13:20, Daniel Harris wrote:
Hello
Is it possible to get summary statistics (inc mean, sd etc) from a
text file that has the following info stored in it?
Height Frequency
123
Hello
Is it possible to get summary statistics (inc mean, sd etc) from a
text file that has the following info stored in it?
Height Frequency
123 5
124 8
125 3
126 9
127 7
etc etc
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