Linked Questions
18 questions linked to/from Why is median age a better statistic than mean age?
-1 votes
1 answer
440 views
Which is better, mean or median? [duplicate]
I have a large number of data. If i have to represent the data by the central tendency, which one i have to use, mean or median? The value of standard deviation is so huge too. Thanks.
0 votes
1 answer
89 views
What mean should I use when few big values? [duplicate]
for a project I need to calculate several means, I then compare each of these means to a distribution under the null hypothesis H0. However sometimes some values (...
0 votes
0 answers
23 views
What mean use when there is outliers [duplicate]
for a project I need to get a mean each time, this mean I then use it to compare it to a distribution under the null hypothesis H0. However sometimes some values (...
333 votes
10 answers
206k views
What's the difference between a confidence interval and a credible interval?
Joris and Srikant/user28's exchange here got me wondering (again) if my internal explanations for the difference between confidence intervals and credible intervals were the correct ones. How you ...
24 votes
4 answers
70k views
Should the mean be used when data are skewed?
Often introductory applied statistics texts distinguish the mean from the median (often in the the context of descriptive statistics and motivating the summarization of central tendency using the mean,...
26 votes
4 answers
28k views
Mean and Median properties
Can somebody explain me clear the mathematical logic that would link two statements (a) and (b) together? Let us have a set of values (some distribution). Now, a) Median does not depend on every ...
14 votes
2 answers
2k views
Why is the median of an even number of samples the arithmetic mean?
When calculating the median for an even number of samples, we sort the samples and take the arithmetic mean of the two in the middle. This seems quite arbitrary - it assumes the best way to ...
2 votes
1 answer
5k views
How much sense does median of one number make?
Median of one number = the number itself. I am calculating the median price sq ft of properties of different areas based on the different data entries I have got that include their ID, area and ...
1 vote
1 answer
3k views
What is the sample-size range for which the median should be preferred to the mean as a measure of central tendency? And why?
I have firing-rate data for neurons ranging from 40-60 in number for various experimental groups. I've seen both mean and median being used in the literature, but without much explanation for the ...
-2 votes
1 answer
3k views
Statistics to use on Bimodal data
What summary statistics, mean, median, standard deviation, etc. should be used on a skewed, bimodal, dataset and why? These are almost U shaped in a histogram layout with a slight preference for lower ...
1 vote
1 answer
2k views
Use of mean over median [duplicate]
Although this topic has been discussed on the thread numerous times, I have yet to read a convincing argument for why the mean is favoured over the median as a measure of central tendency. This is ...
0 votes
1 answer
413 views
using Mean or Median [duplicate]
Wondering if any general guidelines whether using Mean or Median is better to represent the statistics of underlying data? I think using Median is always better, especially better when standard ...
0 votes
0 answers
1k views
Imputation by median vs. mean
In this IPython Notebook that I'm following, the author says that we should perform imputation based on the median values (instead of mean) because the variable is right skewed. I'm not sure I ...
0 votes
1 answer
799 views
Is mean or median a better way to find central tendency of a season of television?
What is better to use for calculating the score of a season of television: the mean or the median? I will say from the outset that my question may be somewhat subjective. That being said, my question ...
3 votes
1 answer
167 views
How do I tell when and why to use specific statistical measures?
I've taken a few probability classes and now understand how to calculate some statistical measures like mean and confidence intervals. What I don't know is the what, when, and why of using these ...