Statistics for 3 Question Cognitive Reflection Test

Click here to take the quiz!

General Stats

  • This quiz has been taken 703 times
  • The average score is 2 of 3

Answer Stats

QuestionAnswer% Correct
If it takes 5 machines 5 minutes to make 5 widgets, how long would it take 100 machines to make 100 widgets?5 minutes
73%
In a lake, there is a patch of lily pads. Every day, the patch doubles in size. If it takes 48 days for the patch to cover the entire lake, how long would it take for the patch to cover half of the lake?47 days
72%
A bat and a ball cost $1.10 in total. The bat costs $1.00 more than the ball. How much does the ball cost?5 cents
69%

Score Distribution

Percentile by Number Answered

Percent of People with Each Score

Your Score History

You have not taken this quiz