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I squared heterogeneity calculation
Hi Im doing a systematic review evaluating the outcomes of a surgical procedure. Various outcomes are included in the review, for example proportion of patients with post...
Dayi
asked
18 minutes
ago
by
Dayi
AskStatistics
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Standard deviation index question
COuld someone please show how this is calculated? Lab true value is 6. Series: 5,4,5,6,7,5,3,8,5,9,5,4,5,6 what is the SDI?
IvanSurkosEU
asked
18 minutes
ago
by
IvanSurkosEU
AskStatistics
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One vs two tailed t-test
If I conduct a two-tailed t-test and determine the difference between two groups is statistically significant and the mean is higher for one group can I say the increase ...
gauchomcr
asked
18 minutes
ago
by
gauchomcr
AskStatistics
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How to identify time periods when one set of time series data has a peak at the same time as another set of simultanerous data is stable and has no peaks
What is a calculation to identify times when one set of time series data (dataset 1) has peaks/spikes and another set of simultaneous data (dataset 2) is stable and has m...
thejaynebrook
asked
18 minutes
ago
by
thejaynebrook
AskStatistics
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How Do You Calculate per 1,000 People? What about with a third variable?
For context: I am addicted to learning and decided to branch out into statistics because I don't have much experience in it and I enjoy math. I'm not in college or highsc...
CI_Magazine
asked
18 minutes
ago
by
CI_Magazine
AskStatistics
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[D] Topic extraction to simplify news articles
I build feature stores and my wife works in the media. Was thinking it would be cool to build various topic extraction models to parse the 5-Ws from article text - value ...
24KDropOff
asked
26 minutes
ago
by
24KDropOff
MachineLearning
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[P] Any thoughts on the possibility of machine learning to retrofit HVAC in buildings?
I often wonder about the best way to retrofit my house to optimize for cost and comfort. I suspect people already do old school modeling for commercial settings but wonde...
Bashartek
asked
26 minutes
ago
by
Bashartek
MachineLearning
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[D] High False positive rate
Hi I am trying to improve the model which has a high false positive rate. The high false positive rate comes from the distributional shift between the training data and t...
esnathesinger
asked
26 minutes
ago
by
esnathesinger
MachineLearning
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Is Data Science a good education path?
I have allways liked computers, programming and ive allways been good at math. I have chosen Data Science for my bachelor this year. But after reading online I only see n...
VETERANSCHARITY
asked
58 minutes
ago
by
VETERANSCHARITY
datascience
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Transitioning from Product Management to Data Science. Anyone done that?
Hi y'all, So I'm currently a PM, and I'm looking into transitioning into Data Science. I have just have 2.5 years of industry experience, and I did my undergrad in Data S...
JamieConlan11
asked
58 minutes
ago
by
JamieConlan11
datascience
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0
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0
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Is cross_val_score function the same as the KFold loop method? Help please!
Im doing a ml project doing binary classification and I fear I may be overfit due to a small dataset. 540 rows by 10 columns. I have 97% accuracy and my confusion matrix ...
DrAmeghames
asked
58 minutes
ago
by
DrAmeghames
datascience
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0
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0
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How to do market sizing?
I work in telecom. These are fake numbers for illustrating purposes. I have customer A who has 20% market share in US overall. Let's say they have 1000 calls per month an...
ETHealthWorld
asked
58 minutes
ago
by
ETHealthWorld
datascience
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0
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0
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Graduate unable to obtain entry level data analyst position.
Graduated a few years ago and in that time have been dealing with personal and the standard covid issues. In that time I have been applying for entry level roles like "da...
CDI_mx
asked
58 minutes
ago
by
CDI_mx
datascience
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0
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0
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Entity Resolution With Skleabr
Hi, I am familiar with machine learning, but mostly for making predictions like who to sell to or how many service tickets well get. I'm wondering if someone can link me ...
bilinkis
asked
58 minutes
ago
by
bilinkis
datascience
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0
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0
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Step-by-step on how update to a specific version of R.
I am currently in R 3.5.2 and I would like to update to the 3.6.0 version. I do not want the R 4.2.2 version (the latest R version) because I don't have the appropriate m...
boatint
asked
58 minutes
ago
by
boatint
datascience
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0
dislike
0
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When to use the quadratic formula to evaluate errors
Hi everyone, at uni they told us that if the measured quantities are uncorrelatedwe need to use the quadratic formula to sum errors (sqrt(E1\^2+...)). however they didn't...
bishoppitts
asked
58 minutes
ago
by
bishoppitts
datascience
0
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0
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0
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How to identify time periods when one set of time series data has a peak at the same time as another set of simultanerous data is stable and has no peaks
What is a calculation to identify times when one set of time series data (dataset 1) has peaks/spikes and another set of simultaneous data (dataset 2) is stable and has ...
carlostocci
asked
58 minutes
ago
by
carlostocci
datascience
0
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0
dislike
0
answers
Job Search strategy Question
Hi everyone, I believe that some data scientists/ML engineers with experience in this field could help me and other future graduates in this situation. I will be graduati...
KamilleXX
asked
58 minutes
ago
by
KamilleXX
datascience
0
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0
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0
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Actual Time Spent on Interview Take Home Assignments
I’ve completed 2 recent company take home assignments for data science/analyst and found the suggested time completely off. Both claimed 2-4 hours, and I spent 7 on the...
FranceenUruguay
asked
58 minutes
ago
by
FranceenUruguay
datascience
0
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0
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Can Data Science work flows follow agile? How do we handle EDA, when directions change on a weekly basis based on findings?
JimGudas
asked
59 minutes
ago
by
JimGudas
datascience
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