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Correlation. « PreviousHomeNext » The correlation is one of the most common and most useful statistics.


A correlation is a single number that describes the degree of relationship between two variables. Let's work through an example to show you how this statistic is computed. Correlation Example Let's assume that we want to look at the relationship between two variables, height (in inches) and self esteem. Now, let's take a quick look at the histogram for each variable: And, here are the descriptive statistics: Finally, we'll look at the simple bivariate (i.e., two-variable) plot: You should immediately see in the bivariate plot that the relationship between the variables is a positive one (if you can't see that, review the section on types of relationships) because if you were to fit a single straight line through the dots it would have a positive slope or move up from left to right.

What does a "positive relationship" mean in this context? Regression Analysis Tutorial and Examples. I’ve written a number of blog posts about regression analysis and I think it’s helpful to collect them in this post to create a regression tutorial.

Regression Analysis Tutorial and Examples

I’ll supplement my own posts with some from my colleagues. Market Research 101 - Data Analysis. The market research process consists of six discrete stages or steps.

Market Research 101 - Data Analysis

They are as follows: In the market research process, the fourth step is: Analyze the Data or Information. The amount of data that can be collected and assembled in a market research study can be astronomical. Data organization and data reduction are two very important aspects of data analysis that is seldom highlighted. Yet, these steps are crucial to the ability to make sense out of data and to the ability to make cogent and insightful data interpretation. A market researcher may tabulate data or compile frequency distributions.

Quantitative Market Research Decision Support Tools Statistical Methods Multiple Regression - This statistical procedure is used to estimate the equation with the best fit for explaining how the value of a dependent variable changes as the values of a number of independent variables shift. Sources: Kotler, P. (2003). Lehmann, D. What it Means to be Human. In the swirl of conversations these days about measurement and analytics, about statistical techniques, econometric analyses, modeling methods and algorithms, it’s easy to get caught up in the thrill of technology-empowered opportunity.

What it Means to be Human

Yes, new tool sets and methods for customer research can yield abundant insights. Yes, research techniques continue to advance, and to afford marketers new opportunities to derive customer understanding from their data sets. Text Analytics World. At the Boston Text Analytics World, held on October 3-4, one of the themes of the conference was the future of text analytics.

Text Analytics World

The program chair, Tom Reamy, gave a keynote presentation on that theme, Future Directions in Text Analytics. We also asked two leading text analytics experts, Tom Anderson of Anderson Analytics – Odin Text and Jeremy Bentley of Smart Logic, what their take was on some possible future directions for the field. Their answers are shown below: Tom Reamy: What do you see as the major trends in text analytics in the next year or two? Tom Anderson: Realizing that customization is key. Tom Reamy: What are the problems and issues that are slowing down the field? Tom Anderson: The infatuation with “Social Media Monitoring” which really mainly is “Twitter Monitoring”. For instance many are already paying a lot of money to field incoming customer calls and emails, storing this data, and yet don’t take the time to listen to what these very real customers are saying.

Market Research World. Career development and salary ranges for those seeking marketing and market research jobs. Market research professionals are typically concerned with the potential sales of a product or service.

Career development and salary ranges for those seeking marketing and market research jobs

Collecting statistical data on competitors and examining prices, sales, and methods of marketing and distribution, researchers predict future sales. Collectively, market researchers devise methods and procedures for obtaining the data they need--often designing telephone, mail, in-person or online surveys to understand consumer preferences. Once the data is collected, researchers interpret the results and make recommendations based upon their findings.

Typically, researchers provide a company’s management with information needed to make decisions on the promotion, distribution, design, and pricing of products or services. The information also may be used to determine the advisability of adding or modifying product lines, approaches to advertising and sales or other critical business decisions. *Excludes bonuses, commissions or other non-salary compensation. The Principles of Marketing Research. The Principles of Marketing Research was created in response to the educational needs expressed by the marketing research industry.

The Principles of Marketing Research

It is designed to teach the core body of knowledge of marketing research (MRCBOK©). This distance learning course is the first, and currently only, program of its kind for marketing research professionals. MRA provided the initial funding for the development of the Principles program and established Marketing Research Institute International (MRII) to oversee its development in conjunction with the University of Georgia. MRA endorses the Principles program and continues to provide support to MRII. MRA members can enroll at a discounted rate in this comprehensive distance learning program. For complete program details visit For more information on Principles of Pharmaceutical Marketing Research visit Marketing Research Core Body of Knowledge (MRCBOK©) Learning Objectives - After completing this module, you should be able to: Social Research Methods. Adventures in Statistics.

ACCO Brands. Occam's Razor by Avinash Kaushik - 2/137 - Digital Marketing and Analytics Blog. Most Market Research Jobs for the Market Research Recruiter, Job Seeker, Resume Holder. Marketing Research Association.