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Questions tagged [frequency-distribution]

A frequency distribution is an arrangement of the values that one or more variables take in a sample

A frequency distribution is an arrangement of the values that one or more variables take in a sample. Each entry in the table contains the frequency or count of the occurrences of values within a particular group or interval, and in this way, the table summarizes the distribution of values in the sample.

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Chirp signal won't generate continuous frequency band

I am trying to apply an AC signal with a continuous "band" of frequencies, I generate the waveform in MATLAB and use the welch spectrum analysis to get a nice continuous band of frequencies from f1 to f2. When I actually generate the wave with a…
Steven Baro
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Opening up observations when given a frequency table

So I have a table and instead of having 12 rows of frequencies, I would like to expand the table to have include all 3303 observations (total of all frequencies). I tried using pivot_longer but all I am getting is the same table with an added…
Richard
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Binned Histogram with overlay of empirical and/or normal distribution

I am trying to look at the frequency distribution of a certain variable. Due to the large amount of data, I have created bins for a range of values and I'm plotting the count of each bin. I want to be able to overlay lines which will represent both…
jclifto8
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MATLAB Freqz in Python

I am trying to convert a simple plot code from Matlab to Python. The original code can be seen as: figure() testlist = [ 0.03046874845 -0.05527424795 0.01682650241 0.006369163085 0.00203891158 …
Oguzhan
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How do I create a histogram from a pandas dataframe?

I have the following pandas dataframe: What is the best way to plot the word frequencies? I wanted to plot a histogram of the frequencies, it doesn't seem to work. Does anyone know how to get a histogram from here?
Laily
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R Add Frequency Distribution "Ticks" to ggplot

I know this may not be the best example, but I would like to add the distribution of the x-variable (lstat) above the x-axis as shown in the example plot. I provide data for an MWE and the code for a simple line graph. However, so far I have no…
edmond
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Counting frequencies across multiple dataframes

I have several dataframes with similar columns: df1 name, age, state df2 name, age, state and so on. How can I count frequency occurrences of age values from age column across all dataframes? Something like: Age Count 42 23 38 20 .. …
ikechi
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Issues when creating a line_chart in streamlit using pandas and extracting values from FreqDist

I'm running into issues and not fully understanding how to create a proper line chart with my streamlit app. main.py st.title("Project1") st.header("Part A - The Top Stories API") st.markdown("This app uses the Top Stories API to display the most…
anonymousmonkey339
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Barchart plot and display issue in Jupyter notebook when using Matplotlib

I am trying to plot a frequency distribution of data loaded into Jupyter notebook from a csv file in my AWS S3 bucket. %matplotlib inline import pandas as pd import numpy as np import matplotlib.pyplot as plt import seaborn as sns bucket =…
Avlento
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How to extract a frequency distribution table (histogram) in python

New and fresh faced in using python and first time posting here! I have looked and cannot seem to find an answer to this one but I suspect it is an easy one.... I am using python (via Spyder interface) and have some large data sets for some data…
leecor88
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Differences in frequency count: Stats.relfreq vs Seaborn

I'm using Seaborn to plot a relative frequency histogram. Since I havn't found a way to save value associated with the highest peak I used stats.relfreq to do this. However relative frequency does not seem to be matching. I am using Python in…
OLGJ
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Plotting the distinct combination of rows in R

I have a data frame like this: LR_ID Proc_ID 1 2 1 10 1 10 1 2 2 10 3 10 4 3 5 …
Ashi
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How to create labels for outliers on frequency boxplots in R

Is there a simple way to label boxplot outliers from within the boxplot command in ggplot2 (using ggpubr)? I am seeking to identify outliers for each variable on frequency boxplots. Previous answers do NOT address this type of boxplot. My x variable…
Mike
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How can I find the relationship between a categorical variable (zip codes) and the number of occurrence of another variable?

I have the following data frames: and I want to find the correlation between zip codes and number of violations per zip code. What is best way to calculate/quantify the relationship in Python? VIOLATION CODE Zip Codes 0 F049 …
Zizo
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identify median across income brackets using frequency table in R

I have data that looks like this: dat <- data.frame(county_id = c("A", "A", "A", "A", "A", "B", "B", "B", "B", "B"), income_level = c("income1", "income2", "income3", "income4", "income5","income1", "income2",…
Lee
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