You Ask, I Answer: Marketing Trends vs. Tactics and Strategies?
Oleksandyr asks, “What defines a trend versus a tactic or a strategy?” Mathematically speaking, the definition of a trend is a sustained change in a metric over a period of time that can be proven with a statistical test. In the context of this question, I...You Ask, I Answer: Causation Without Correlation?
Vito asks, “Let’s assume we have the joint probability distributions of A and B. In that scenario, is it possible that A causes B, but A and B are not correlated?” This is possible and even probable when you have missing data, especially if the missing...You Ask, I Answer: Marketing Data Science Technical Skills?
Jessica asks, “When it comes to marketing data science, I’ve got very good business knowledge, but lack of the technical side. any advice?” The first question you have to ask is whether you need the hands-on skills or just knowledge of what’s...You Ask, I Answer: Determining Sample Sizes for Surveys?
Phil asks, “How do you determine a large enough sample size for things like our survey? I always thought 10% sample would be enough, but you seemed to think that’s not true?” It depends on the size of the overall population. The smaller the...You Ask, I Answer: Hypothesis Formation Without Data Snooping in Marketing Data Science?
Jessica asks, “How would you differentiate hypothesis formation and searching for relevant variables WITHOUT “data snooping”?” Data snooping, or more commonly known as curve fitting or data dredging, is when you build a hypothesis to fit the...AI for Marketers Book
In this all-new, completely-rewritten 2nd Edition of AI for Marketers, learn:
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