15 votes

average revenue per user increases each country but decreases when combined

This phenomenon is called Simpson's Paradox, but it's not really paradoxical. The likely explanation is that you are getting more users in lower-revenue countries. Toy example: Before: In Cheapia: ...
Thomas Lumley's user avatar
7 votes

Cronbach alpha - descriptive statistics

Even though low alpha values like the ones that you describe could mean that the scale scores contain a lot of measurement error, an alternative (or additional) explanation could be that the items ...
Christian Geiser's user avatar
6 votes

Cronbach alpha - descriptive statistics

First, reliability estimates in the 0.6 - 0.7 range are not great, but they're not completely awful. There are a lot of things that you could do. It's not as easy to say what you should do. You got ...
Jeremy Miles's user avatar
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4 votes

Cronbach alpha - descriptive statistics

Jeremy already has a good answer. I just wanted to highlight the last part of the question since I didn't see that specifically addressed. If you mean that the scales as a whole correlate well with ...
Shawn Hemelstrand's user avatar

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