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[Q] How do I intepret these numbers in regards to a placebo effectiveness compared to the control
"Previous comparison of change in CAPS score between sertraline and placebo showed effect sizes of 0.31 and 0.37 (ref. 16). Similarly, comparison of change in CAPS score ...
MorganHoover_
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Jun 21
by
MorganHoover_
statistics
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[Q] Monthly vs yearly changing factors
Hi guys finance student here. I’m trying to use the farma French 5 factor model which is basically a multi factor statistical model. For my thesis I want to expand thi...
IcelandBrussels
asked
Jun 21
by
IcelandBrussels
statistics
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1
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[Q] I switched independent and dependent variables and I don’t understand the regression results.
My research objective was to see if lending to the IT sector had a significant effect on the non performing loan stock in the banking industry. I decided to do a regressi...
albashayerfoods
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Jun 21
by
albashayerfoods
statistics
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[Q] Properly implementing a step-wise regression in Python for a GLM model. How to?
Hello Stats, I am trying to model frequency of an event, and I am looking for the best way to do this. My response variable is frequency, and I am fitting it with Poisson...
TylerReddick
asked
Jun 21
by
TylerReddick
statistics
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0
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[Q] Best way to adjust real-time data using spot samples
I have a set of real-time but poor accuracy data, and a number of spot samples that are highly accurate but few in number. Is there a simple way of applying the spot samp...
KathrineRossau
asked
Jun 21
by
KathrineRossau
statistics
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1
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[Q] Additive effects vs. interactions
Say you believe that both political party and age are predictors for a population's opinion on abortion. Fitting an interaction term in your multiple regression model bet...
tercosmicqueen
asked
Jun 21
by
tercosmicqueen
statistics
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18
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[E] anyone taken university courses while working?
Has anyone taken further math or CS courses at universities or community colleges after graduation alongside a job? I would love to take more courses but want to know wha...
4029Kendall
asked
Jun 21
by
4029Kendall
statistics
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2
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[Q] Terminology question: Wald Tests?
I own a question about what is meant by Wald tests. Based on the contexts of where I have read it, as well as some notes like the Wikipedia entry, my understanding is *an...
PaulPisasale
asked
Jun 21
by
PaulPisasale
statistics
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[Q] Feature selection with multiple measurements
In an ongoing omics project, we have measured 500 features from 50 controls and 50 diseased. We have sampled the study subjects (*subject\_id*) once, but collected 2-4 ti...
petal
asked
Jun 21
by
petal
statistics
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2
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[Q] Any eSports fans able to help me with excel data?
I’m currently starting a project which tries to identify the correlation between certain stats and wins in LoL pro tournaments. I have collated data into many different...
CraigCoolahan
asked
Jun 21
by
CraigCoolahan
statistics
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4
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[C] Sucking at numerical recruitment tests
When I apply for jobs and the first step is a numerical test, I automatically know it's a straight up rejection because I'll fail it. No matter how easy or hard these are...
MUSIKEXPRESSde
asked
Jun 21
by
MUSIKEXPRESSde
statistics
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0
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3
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[Q] Control chart question
Hi! I'm trying to improve a process, dealing with customer complaints. Currently the (simplified) process is as such: \- Customer complaints (per topic) are counted for e...
DROG_UNO
asked
Jun 21
by
DROG_UNO
statistics
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0
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[R] Relative Importance Index (RII) method for Questionnaire survey
Hello, I hope you all are great. I wanted to do a survey, using Likert scale. I want to rank the factors (my agenda is to find which are the major factors behind lack use...
that_boy_KD
asked
Jun 21
by
that_boy_KD
statistics
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1
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[Q] Why would my estimated means and observed individual values be completely flat lines in Mplus?
I am running a LGCM and have identified a best fitting, two-class trajectory. The problem is that when I open the plots to see the estimated means and observed individual...
_moadams
asked
Jun 21
by
_moadams
statistics
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3
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[Q] Which test for significance?
I work at an aquarium and we are trying to determine if there is any significance between shark diet consumption and aggression events. I have the data, which includes pe...
ultraliga
asked
Jun 21
by
ultraliga
statistics
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0
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1
answer
[Question] When brier score isn't enough?
Hi so I have been trying to find a objective measure for assessing the accuracy of a passion project of mine for a while, and think I may have come up with a reasonable m...
shesgottahaveit
asked
Jun 21
by
shesgottahaveit
statistics
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0
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0
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[Career] Any good MOOC on applied statistics ?
Hello, I'm a young data scientist who has been working for about 2 years now. I'm part of a team with some senior data engineers and SWE, but all the data scientist are ...
biancarocksout
asked
Jun 21
by
biancarocksout
statistics
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0
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5
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[D] Have you encountered a widespread belief that t-tests require observations to be normally distributed?
My understanding is that t-tests work mainly because sampling distributions of means are normally distributed—regardless of the distribution of the variable under study...
WinnieTeca
asked
Jun 21
by
WinnieTeca
statistics
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0
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[Question] Hierarchical regression
I have an issue that is bothering me immensely. I don't know that much about the exact mechanics of the test, but when a variable is significant in block 1, but not block...
IEMA_instituto
asked
Jun 21
by
IEMA_instituto
statistics
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7
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[Q] How do you "pronounce" the notation for a probability density function?
I'm talking about notation that I see in my stats book that looks like the notation here: https://en.wikipedia.org/wiki/Probability_density_function#Absolutely_continuous...
kajhendriks
asked
Jun 21
by
kajhendriks
statistics
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