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Recent questions tagged statistics
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+1
vote
0
answers
203
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Individual and group relative strength in a fixed pool of players: How to approach the problem?
asked
Oct 29, 2019
in
Statistics
by
MrNycticorax
(
130
points)
data-science
statistics
+1
vote
0
answers
194
views
Using aggregate data to generate observation-level data statistically sound?
asked
Jun 11, 2019
in
general
by
bwang15
(
130
points)
data-science
statistics
normal-distribution
+1
vote
0
answers
7.1k
views
Looking for guidance on whether I have the necessary data to answer a Regression question
asked
Mar 24, 2019
in
Machine Learning
by
TomGoncalves
(
130
points)
machine-learning
statistics
linear-regression
random-forest
decision-tree
+2
votes
1
answer
266
views
How do I know when it is appropriate to use stratified sampling?
asked
Feb 19, 2019
in
Machine Learning
by
cbarbisan
(
180
points)
machine-learning
statistics
test-set
+1
vote
1
answer
284
views
What is the easiest way to distinguish whether to use a z value test or a t value test?
asked
Dec 17, 2018
in
Data Science
by
paralkar
(
270
points)
statistics
+1
vote
1
answer
323
views
nonpooled independent samples t-interval method
asked
Dec 7, 2018
in
Statistics
by
Rathin
(
820
points)
statistics
+1
vote
1
answer
285
views
Computing the Confidence Interval for a Difference Between Two Means
asked
Dec 7, 2018
in
Statistics
by
Rathin
(
820
points)
statistics
normal-distribution
+1
vote
1
answer
293
views
How to find the strength of a P-value against a null hypothesis?
asked
Dec 7, 2018
in
Statistics
by
Deep Patel
(
700
points)
statistics
python
+1
vote
1
answer
343
views
What is degree of Freedom while calculating confidence interval?
asked
Dec 7, 2018
in
Statistics
by
Deep Patel
(
700
points)
statistics
data-science
expected-value
normal-distribution
+1
vote
1
answer
321
views
How do you know when to use T-Distribution instead of regular Confidence Interval?
asked
Dec 5, 2018
in
Statistics
by
lopezkev
(
160
points)
statistics
0
votes
1
answer
386
views
What is the T Distribution?
asked
Nov 30, 2018
in
Statistics
by
Rathin
(
820
points)
statistics
normal-distribution
0
votes
1
answer
325
views
Probability for the data items within mean +- 1, +-2, +-3 standard deviation?
asked
Nov 30, 2018
in
Statistics
by
Rathin
(
820
points)
statistics
normal-distribution
probability
0
votes
1
answer
285
views
What is 'Degrees of Freedom'?
asked
Nov 29, 2018
in
Data Science
by
mobeenraza
(
900
points)
data-science
statistics
+1
vote
1
answer
3.6k
views
How do I calculate a and z a/2?
asked
Nov 29, 2018
in
Statistics
by
andystanley
(
1.1k
points)
statistics
+1
vote
1
answer
547
views
What is the rule that determines percentages with the mean +- 1,2 or 3 standard deviations?
asked
Nov 17, 2018
in
general
by
Mike Banks
(
600
points)
statistics
+2
votes
2
answers
425
views
What will be probability for the data items within mean +- 1, +-2, +-3 standard deviation?
asked
Nov 14, 2018
in
general
by
Deep Patel
(
700
points)
statistics
normal-distribution
python
percentile
probability
+1
vote
1
answer
613
views
How much percentage of data items are consumed within mean +-1 , +-2, +-3 standard deviation?
asked
Nov 14, 2018
in
general
by
Deep Patel
(
700
points)
statistics
normal-distribution
python
percentile
+1
vote
1
answer
343
views
What is a test statistic in hypothesis testing and how does it relate to the p-value?
asked
Nov 12, 2018
in
general
by
andystanley
(
1.1k
points)
statistics
+1
vote
1
answer
290
views
What is sampling error?
asked
Nov 12, 2018
in
general
by
andystanley
(
1.1k
points)
statistics
0
votes
1
answer
296
views
How to calculate normal distribution?
asked
Sep 1, 2018
in
Statistics
by
Rathin
(
820
points)
statistics
normal-distribution
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