[R] Problems when trying to visualize clusters

2023-11-16 Thread Paul Bernal
Dear friends, Hope you are all doing great. I am currently working with R version 4.3.1. There are two things I wanted to accomplish: 1. Determine the optimal number of clusters for my dataset, which contains 11 market segments and two features, namely, toll revenue (aka tolls) and number of

Re: [R] Fast way to draw mean values and 95% confidence intervals of groups with ggplot2

2023-11-16 Thread Luigi Marongiu
Thank you for your answer. I will implement it, but still I reckon ggplot2 cannot do the whole thing on its own terms: I need to prep the data beforehand. Cheers Luigi On Thu, Nov 16, 2023 at 1:39 PM Rui Barradas wrote: > > Às 11:59 de 16/11/2023, Luigi Marongiu escreveu: > > Hello, > > I have

Re: [R] Fast way to draw mean values and 95% confidence intervals of groups with ggplot2

2023-11-16 Thread Rui Barradas
Às 11:59 de 16/11/2023, Luigi Marongiu escreveu: Hello, I have triplicate (column A) readings (column D) of samples exposed to different concentrations (column C) over time (column B). Is it possible to draw a line plot of the mean values for each concentration (C)? At the moment, I get a single

[R] Fast way to draw mean values and 95% confidence intervals of groups with ggplot2

2023-11-16 Thread Luigi Marongiu
Hello, I have triplicate (column A) readings (column D) of samples exposed to different concentrations (column C) over time (column B). Is it possible to draw a line plot of the mean values for each concentration (C)? At the moment, I get a single line. Also, is there a simple way to draw the 95%

Re: [R] Can someone please have a look at this query on stackoverflow?

2023-11-16 Thread Ashim Kapoor
Hello, > 1366/768 [1] 1.778646 > 16/9 [1] 1.78 > There is a mild difference. Is that causing the problem? Best, Ashim On Thu, Nov 16, 2023 at 1:42 PM Ashim Kapoor wrote: > > Dear Bert, > > Following your suggestion: > > I checked my device resolution is : 1366 x 768 = 16:9 > > which is

Re: [R] Can someone please have a look at this query on stackoverflow?

2023-11-16 Thread Ashim Kapoor
Dear Bert, Following your suggestion: I checked my device resolution is : 1366 x 768 = 16:9 which is the same as is specified in the Rmd file. I am out of ideas now. Any other idea? Best Regards, Ashim On Wed, Nov 15, 2023 at 10:32 PM Bert Gunter wrote: > > Well, as no one else has offered