Data Analysis

S3E15: Heywood You Help Me With Negative Residual Variances?

Uncategorized / 2 minutes of reading

In today’s episode Greg & Patrick discuss the causes, consequences, and potential solutions associated with negative residual variances in factor analyses, a condition commonly called a Heywood case. Along the we way they also discuss vegetarian pepperoni, Jaws Part 2, coffin seat belts, balancing a ship, bad puns, sterilizing needles, dead canaries, hitchhikers, legal depositions, […]

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S3E13: The Actor-Partner Interdependence Model

Uncategorized / 2 minutes of reading

In today’s episode, Greg and Patrick talk about the rich array of models for testing hypotheses about mutual influences between people within a dyadic relationship. Along the way they also discuss bones to pick, red herrings, bad influences, cow nutrition, playing both sides of the ball, Deion Sanders, the mind’s eye, it’s not me it’s

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S3E11: The Cons and the Cons of Median Splits

Uncategorized / 1 minute of reading

Greg and Patrick talk about median splits and other ways that continuous variables might be categorized to simplify analyses, and the often very high cost of doing so. Along the way they also mention Never Have I Ever, hand cuffs, gold hoop earrings, bungee jumping, Erik, Henry and Penny, having a mini, chug jugs, Hill

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S3E10: Observation and Exploration

Uncategorized / 1 minute of reading

Patrick and Greg discuss the often forgotten importance of observation and exploration for the purpose of suggesting patterns and forming hypotheses, which can later be refined and rigorously tested within the framework of our well-developed confirmatory machinery. Along the they way they also discuss Orlando road trips, our inner child, crappy glue, melted chocolate, leaning

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S2E27: (re)Connecting With Discrete Data

Uncategorized / 2 minutes of reading

In this episode Patrick and Greg discuss the challenges of having ordered categorical data, as well as the seemingly magical limited information and full information analytical options to deal with such data. Along the way they also discuss sky cranes, the Mars Climate Orbiter, metric vs. imperial units of measurement, Lockheed-Martin, left hands and right

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S3E15: Heywood You Help Me With Negative Residual Variances?

S3E13: The Actor-Partner Interdependence Model

S3E11: The Cons and the Cons of Median Splits

S3E10: Observation and Exploration

S2E27: (re)Connecting With Discrete Data

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