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A statistician analyzing a randomized controlled experiment has tested

Null: The treatment does nothing. Alternative: The treatment does something.

using a 4% cutoff for P-values. The P-value of the test turns out to be about 1.8%.

The conclusion of the test is

-The treatment does nothing.
- The treatment does something.

“P=1.8% means that there is only about a 1.8% chance that the treatment does nothing.”

The quoted statement is


  • Statistics -

    problem 1:
    The treatment does something

    Problem 2:

  • science -


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