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Figure 1: Number of children distributions at final signal to noise ratios (SNR) scores in the combined 4 year and 5 year age groups. X-axis indicates final SNR score in the mandarin pediatric speech intelligibility test. Y-axis means numbers of children that reached the score. The curve demonstrated the normal distribution of the scores

Figure 1: Number of children distributions at final signal to noise ratios (SNR) scores in the combined 4 year and 5 year age groups. X-axis indicates final SNR score in the mandarin pediatric speech intelligibility test. Y-axis means numbers of children that reached the score. The curve demonstrated the normal distribution of the scores