hard20 pts · first answer countshealth-scoresdata-literacy

Does the health score work?

Last year 40 accounts were scored red, and 12 of them churned. 160 accounts were green, and 8 of them churned. What does this show?

A.The score is useless because some green accounts churnedB.Red accounts churned at 30% versus 5% for green, so the score separates risk well, but the 8 green churns should be studied for missing signalsC.Red accounts churned less than greenD.Churn was 20% for both groups

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Does the health score work?

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