60-second correlation challenge

Guess the correlation.Win $250.

Guess how strongly each scatterplot correlates. +2 for every guess within 0.10, −1 for a miss. Highest score in 60 seconds wins $250.

Prize open to US & Canada residents, 18+. Free to play. Entries close October 30, 2026 at 11:59 p.m. Eastern.

How scoring works

Within 0.10 earns +2 points. A miss costs 1.

Every guess counts. Land within 0.10 of the actual correlation for +2 points; anything further off is −1 point. Highest score in 60 seconds wins.
Example patternActual correlation: 0.72
+2 points
Your guess
0.68
Actual
0.72
Difference
0.04
Within 0.10
−1 point
Your guess
0.55
Actual
0.72
Difference
0.17
More than 0.10 away
$250 prize

Top scores

Each player’s best score counts.

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Official Rules determine the winner.

Correlation is just the start

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