Questions tagged [business-intelligence]

business intelligence is statistics and data analysis of business information.

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How common are hierarchical bayesian models in retail forecasting or supply chain?

How common are hierarchical bayesian models in retail forecasting or supply chain? In the past I worked in a retail startup which used this method, but I do not know how common it is.
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How to build an acquisition models?

I have historical transaction data for a B2B business. I want to prepare acquisition models where the model will predict the potential buyers who haven't purchased from the business yet. In addition ...
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How to determine if a change in (traffic or user behavior) has had a negative impact on the overall system

How to determine if a change in (traffic or user behavior) has had a negative impact on the overall system? For ex: if we introduce a new line of shoes, the older ones will might see a decline in ...
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A good textbook about value at risk in R? [closed]

I am so new to business applications and interested in learning about value at risk. My question is, could you please recommend for me a nice/easy book about value at risk with applications using the ...
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Calculating a non-contractual CLV with dataset aggregated on yearly basis in R

I am looking for a way to predict the individual customer lifetime value (CLV) in a dataset that contains data over three years, aggregated on a yearly basis. I have the number of purchases and the ...
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Data Set With Variable Start Dates for Churn Modeling (New customers from business acquisition)

I have dataset representing to specific region of the country. Its purchase data which is how much costumer is placing with associated dates of order, amount etc. I want to do churn modeling for this ...
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What would be best the best way for multiple companies to consolidate their demand forecasting together?

I am currently reading up on my demand forecasting knowledge and had this question where I can't seem to find a quick answer for. Let's say you have a couple of stores/restaurants/etc that sell more ...
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How would we set the initial parameters of beta distribution of Thompson sampling if we want to start the model with the existing data?

This was one of the business-related questions from my technical interview last week for a data science position in a recommender system team at a search engine company focusing on advertisement ...
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What is the general right call to make from a marginal difference in A/B test results in recommender system?

This was one of the business-related questions from my technical interview last week for a data science position in a recommender system team at a search engine company focusing on advertisement ...
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Assess whether distance from competitor affects sales in stores

Suppose I'd like to investigate whether proximity of a competitor store affects sales in my stores. I'm struggling on how to frame the question from a regression perspective. Furthermore, there may be ...
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Accounting for time effects with time covariates vs. instrumental variables or other alternatives

I have sales data where I expect some structure in time due to inflation, market changes, etc. I am not a statistician by training, but I am aware of the issues that this presents and the technique of ...
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Estimating demand from partially right-censored sales data

Imagine a company is having limited-time sales events of certain limited editions of their products. Let's consider 3 such events, each featuring a different product, with limited inventory of 600 ...
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Company selling consumer goods on e-commerce channel want to reduce customer returns

I have a use case as below One company selling products online would like to understand how to reduce returns from customers. They on an average have 25% returns. They have data for orders which have ...
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How to avoid selection bias while updating lead scoring (predictive) model with new data

We developed a standard lead scoring model using logistic regression on couple of months worth data. The model has been working and we have been pushing only top 1/3 leads to sales team basis that. ...
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Method for determining the root cause behind a drop in business performance

What methods are there for determining the root cause behind a drop in business performance? My question is best explained with a very simple example... There are two Widget Factories (A and B). Each ...
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Applying ML to Diagnostic Analytics on Financial Report

Background: We (a team in the IT department) are currently helping the financial team solve their problem, by automating their tasks. The task is this: they review the financial report monthly and ...
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Given sales data from multiple shops, what is the best way to determine profitability of a shop with inconsistent sales times

I have a dataset of sales data (individual sales from multiple shops in an area, date sale was made on given) from multiple shops (denoted by the field shop_number). I calculated a field for profit (...
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Test difference in proportions between values of same polytomous variable

What is the right test to compare sample proportions between two values of the same polytomous variable? Basically I'm searching for the right search term. E.g. consider a survey question, Q1. What ...
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How to compare and evaluate different business concepts?

Don't ask me how exactly I came up with this question but I wonder about the following: Assume you want to compare different offers in how requested (and/or how profitable) they are. In addition, due ...
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How to properly calculate weighted average when the data is in form of ratio

I had a question related to calculating weighted average, on data example below given definition : Column C = Product Supply Column D = Product Demand Column E = Supply / Demand Column F = Demand ...
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Regression with same values for dependent variables?

I am performing a regression task on a relatively small dataset (4000 observations). These 4000 observations are grouped in such a way, that if I look at the dependent variable, there are only about ...
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Can I model website conversion as a binomial distribution?

Suppose I have a website where people buy something and I've measured the conversion (calculated as buyers / visitors), and it's 0.05. I want to know what the probabilities are for the different ...
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Advice on how to answer the "how large of a sample size do we need to show results" question to non-quant people in a business setting

Not sure if this question is too vague, but I'll give it a shot. I've received many questions from non-quantitative colleagues along the lines of "what sample size do we need to trust these ...
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How I generate more data to do analyses?

I have a datasets for 3 months, its about a vehicle movement and the gas consumption. The vehicle should refill gas after 750 km driving. But the data I have is not enough. The first month I have only ...
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Using a regression beta coefficient as a KPI?

I have a complicated mixed effects regression that predicts the log_price. One of the regression parameters estimates the Beta_1, difference in log price between group A and group B. Group A is ...
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Practical use of median?

Someone recently asked me the business use of various measures of central tendencies. Although the usage of mean and mode is intuitive and easily seen, I could not think of one intuitive use of median....
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When is NHST appropriate in business?

Null hypothesis significance testing seems to be widely used in business. The most obvious example is A/B Testing, where a business will perform a test comparing two variants of some aspect of their ...
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Calculate CLV / TLV for contractual Business

I am desperately trying to apply a CLV/TLV (Customer Lifetime Value) algorithm to my dataset in R. Unfortunately, the more I read about it, the less confident I get if all makes sense. =) Do you have ...
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Calculating growth rate from a baseline of exactly zero

Say we have a series of month-on-month figures like the following, and we want to get the growth rate between the two periods: ...
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Drawing a causal conclusion about a change in production code

We had a change in our production code which we did not perform A/B test for. A few days after the product is changed, we have been seeing a significant drop in our quality metrics. Is there any way ...
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Survival Analysis on conversion rates

I'm trying to implement survival analysis on conversion rates for a free trial product we provide. In general, I understand the applications on survival analysis along with dealing with right censored ...
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What methods could/should I use for identifying sub-groups in a customer segmentation?

I am working on a segmentation model that has been fed into the company by an external agency which created the segmentation based on surveys. I have a number of 6 attitudinal segments and after ...
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How to forecast individual customer's spend (for millions of customers)?

Which forecasting model fits better to forecast the customers spend in the next upcoming visit? We have millions of customers, so ARIMA or any other time series modeling for each of the customers is ...
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Difference between forecasting model, forecasting method and forecasting function

I am new to the field of Business Analytics. Can anyone distinguish between forecasting model, forecasting method and forecasting function? According to the book forecasting function is is an equation ...
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Pareto/NBD and New/Existing Customers

I am looking at implementing a Pareto/NBD model to forecast customer lifetime value in a non-contractual business setting. One thing I haven't got my head around yet is whether such a model is equally ...
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Architecture to build model off of partners data while protecting each partners intellectual property

Are there any architectures that allow two partners to build a model while protecting each of their respective intellectual property (IP)? For example: Company A builds machine learning models ...
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1 answer
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Regression with negative values, inverse regression, cost stickiness

I'm doing an analysis of cost stickiness with change in cost and change in revenue. Cost stickiness means that the percentage cost will decrease when revenue decreases is lower than the percentage ...
1 vote
1 answer
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Feature Identification for customer profiling

Problem: I want to identify the characteristic(s) of people who would shop on Monday vs Sunday (or any such dichotomous response variable). I have over a million observations and >50 variables/...
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Which statistical figures should be used to describe my data set [closed]

I apologize if this question has been asked before. I am looking for the best way to describe my data set. A little background - I am a algorithmic programmer with a physics/mathematics background. ...
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3 answers
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customer segmentation with categorical variables

I have a customer dataset, which is a survey result. I have 1595 obs. and about 200 columns (200 because most of the cases the questions were multiple choice and we had to split it into columns). ...
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1 answer
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Return on investment for a vaccine

I have been tasked with finding the return on investment of a vaccine. The vaccine is used by farmers for their cows and the number of cows kept varies drastically between farmers (from $1$ to $1,000'...
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How can we model the visit pattern of a customer in a retail store?

I am trying to segment customers based on how recently they visited the store. However, I am also trying to incorporate the frequency with which they visit the store. For example, in a data collected ...
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2 votes
1 answer
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What is the resulting increase in Sales ($ and %) from a treatment?

I have 43 weeks of data (here) that show the resulting weekly sales of a group of test stores which received a treatment and sales of other "control" stores that did not. There were 36 test stores and ...
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2 answers
1k views

Calculate mean from cumulative percentage table

Is it possible to calculate mean from cumulative percentage table below? Scenario: Bob is a manager. He is trying to estimate the sales for the next year, and from his experience, he knows the sales ...
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Correct statistics technique for prob below

I am kind-of stuck with a small problem here. I can't find a proper statistics based technique which will solve my problem! Problem: I have a dependent variable (Categorical 4 Levels), and 6 ...
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1 vote
1 answer
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Choosing a significance test for employee performance

I'm analyzing employee performance at a call-center. I'd like indicate whether a particular employee's conversion (success) rate is significantly different from the average/expected conversion rate. ...
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Is there any "Intro to Statistics" for business and mangement use?

I am looking for an "Introduction to Statistics" to apply to business and management. Can someone recommend a source they have used (maybe in their MBA or similar studies) that is available online (...
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How do I run a cluster analysis on customer store visit data to identify clusters that consist of both location and time?

I have data from customer visits to a number of different stores over the course of a few months. In one column I have the time/date of the visit, in another the location of the visit, and in other ...
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1 answer
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Customer behavior analysis and clustering using data from loyalty program?

I'm trying to do some analysis on customers behavior. Basically, I have information on customer's loyalty points activities data (e.g. how many points they have earned, how many points they have used, ...
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Practical Examples of What Econometrics Can Do for a Business? [closed]

Hello, all. So, as a beginning MA student in Economics, I had to take a basic Econometrics course (which was absolutely fascinating and I really loved it), and it seemed like a genuinely practical ...