Results for Experiment 1: Average looking times (LTacross infants and trials; the range is averaged per infant across trials) to test trials consistent or inconsistent to the familiarization grammar, mean receptive and productive vocabulary as measured by the N-CDI, and average amount of looking time at familiarization.

Results for Experiment 1: Average looking times (LTacross infants and trials; the range is averaged per infant across trials) to test trials consistent or inconsistent to the familiarization grammar, mean receptive and productive vocabulary as measured by the N-CDI, and average amount of looking time at familiarization.