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15
Math.TechQA.Club
2026-04-10 22:27:28
51
Views
How to calculate weighted average of hourly sales in a day
Published on
10 Apr 2026 - 22:27
#statistics
#average
#means
#descriptive-statistics
68
Views
Are all numbers in (20;30] 50th percentiles and medians of set of numbers {10,20,30,40}?
Published on
14 Apr 2026 - 3:47
#descriptive-statistics
5.8k
Views
Does the 0th percentile exist?
Published on
11 Apr 2026 - 9:17
#proof-verification
#descriptive-statistics
#percentile
41
Views
Change in mean, median, variance and mode of a modified sample
Published on
14 Apr 2026 - 22:40
#descriptive-statistics
859
Views
Is it true that for some datasets certain percentiles don't exist?
Published on
14 Apr 2026 - 6:38
#proof-verification
#descriptive-statistics
#percentile
86
Views
Understanding this proof about linearity of expectation
Published on
10 Apr 2026 - 3:08
#statistics
#random-variables
#intuition
#expected-value
#descriptive-statistics
3.9k
Views
Proofs that the median and a 50th percentile aren't always the same thing. Is my reasoning correct?
Published on
16 Apr 2026 - 13:02
#proof-verification
#descriptive-statistics
#percentile
169
Views
How does mathematical software, like Libreoffice Calc, manage to find percentiles when there are no any in the first place?
Published on
11 Apr 2026 - 8:05
#math-software
#descriptive-statistics
#percentile
181
Views
Understanding Significance level in statistics
Published on
14 Apr 2026 - 12:03
#statistics
#hypothesis-testing
#descriptive-statistics
117
Views
What is a random sample (once again...)?
Published on
09 Apr 2026 - 5:02
#probability-theory
#statistics
#random-variables
#descriptive-statistics
67
Views
Not able to solve it for n>2 observations
Published on
05 May 2026 - 22:32
#statistics
#average
#descriptive-statistics
#central-tendency
918
Views
Is the mean or median a better measure of central tendency?
Published on
12 Apr 2026 - 7:01
#statistics
#descriptive-statistics
82
Views
Find the distribution of $Y_3=(Y_2|Y_1=3)$ and calculate $\mathbb E(Y_3)$
Published on
15 Apr 2026 - 12:15
#probability-distributions
#sampling
#descriptive-statistics
41
Views
Does this weighted mean have a name?
Published on
11 Apr 2026 - 8:26
#order-statistics
#descriptive-statistics
135
Views
Distribution of weighted data
Published on
11 Apr 2026 - 22:15
#statistics
#data-analysis
#descriptive-statistics
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