| natVariant | Test.QuickCheck.Random |
| newQCGen | Test.QuickCheck.Random |
| newTerminal | Test.QuickCheck.Text |
| newTheGen | Test.QuickCheck.Random |
| NoExpectedFailure | Test.QuickCheck.Test, Test.QuickCheck |
| NonEmpty | Test.QuickCheck.Modifiers, Test.QuickCheck |
| NonEmptyList | Test.QuickCheck.Modifiers, Test.QuickCheck |
| NonNegative | |
| 1 (Type/Class) | Test.QuickCheck.Modifiers, Test.QuickCheck |
| 2 (Data Constructor) | Test.QuickCheck.Modifiers, Test.QuickCheck |
| NonZero | |
| 1 (Type/Class) | Test.QuickCheck.Modifiers, Test.QuickCheck |
| 2 (Data Constructor) | Test.QuickCheck.Modifiers, Test.QuickCheck |
| noShrinking | Test.QuickCheck.Property, Test.QuickCheck |
| NotCounterexample | Test.QuickCheck.Property |
| number | Test.QuickCheck.Text |
| numDiscardedTests | Test.QuickCheck.State |
| numRecentlyDiscardedTests | Test.QuickCheck.State |
| numShrinkFinal | Test.QuickCheck.Test, Test.QuickCheck |
| numShrinks | Test.QuickCheck.Test, Test.QuickCheck |
| numShrinkTries | Test.QuickCheck.Test, Test.QuickCheck |
| numSuccessShrinks | Test.QuickCheck.State |
| numSuccessTests | Test.QuickCheck.State |
| numTests | Test.QuickCheck.Test, Test.QuickCheck |
| numTotTryShrinks | Test.QuickCheck.State |
| numTryShrinks | Test.QuickCheck.State |