R语言求辅导，后续费用可协商

一、完成数据准备：
合并3个数据文件：Deferential_F0_Dur.csv，Deferential_Intensity_Dur.csv，Deferential_voiceQuality.csv，生成研究所需的变量，gender, speaker, item, attitude, meanf0, articulationRate, f0Span, f0Difference, f0Change, meanIntensity, H1_H2, speaker_item, N。

    二、描述性统计:
        1、表格：不同gender和attitude的F0, f0Span, intensity, articulationRate, H1_H2的M, SD, N
        2、箱线图：不同gender和attitude的F0, f0Span, intensity, articulationRate, H1_H2差异