单位：秒4T4T4T4T4T4T4T4T4T3.343.413.423.343.503.373.363.453.453.433.513.433.353.443.413.383.443.403.433.553.383.523.433.463.383.483.433.453.533.413.603.413.403.443.533.423.443.463.463.443.503.473.343.523.453.473.443.513.453.443.423.403.453.493.483.463.513.453.443.443.573.413.413.453.473.443.383.493.513.433.403.423.403.473.463.413.423.423.423.383.393.503.413.543.413.493.433.453.373.463.403.453.413.453.443.503.543.533.413.463.543.453.443.423.423.443.453.353.463.333.403.403.463.503.433.433.503.473.463.433.463.443.423.443.383.323.433.523.403.453.533.453.443.513.423.493.513.543.393.383.393.383.503.433.423.423.453.413.403.403.443.463.433.413.483.473.333.513.493.463.443.503.453.463.443.413.413.523.393.443.443.443.513.423.423.483.393.463.463.34表一：原始数据（4个周期）每行10个数据最小值：3.32s最大值：3.60s平均值：3.441s标准差：σ=0.048s4T3.393.463.493.443.393.463.463.413.413.363.423.413.463.363.403.483.463.423.463.44次数：200统计频数得下表：频数3.323.343.3373.50%3.50%3.343.363.3552.50%6.00%3.363.383.37105.00%11.00%3.383.403.39199.50%20.50%3.403.423.413517.50%38.00%3.423.443.433718.50%56.50%3.443.463.453919.50%76.00%3.463.483.47115.50%81.50%3.483.503.49147.00%88.50%3.503.523.51126.00%94.50%3.523.543.5384.00%98.50%3.563.583.5721.00%99.50%3.583.603.5910.50%100.00%表二：节拍器的频数和频率分布表区域起始/s区域末尾/s区域中点/s相对频数/%累积频数/%3.83.853.933.843.913.853.853.883.9843.873.853.863.94.043.893.913.883.913.93.83.913.843.933.723.994.013.744.043.833.793.953.983.983.843.883.843.8243.853.873.93.863.853.883.953.833.913.853.853.823.793.793.983.93.853.883.963.794.093.763.883.883.763.913.943.853.883.993.873.763.883.883.843.883.93.843.833.773.93.923.933.953.883.923.863.983.823.793.83.823.873.93.953.873.773.943.913.913.773.983.833.833.843.913.823.913.813.853.953.93.933.83.983.883.83.823.933.763.8943.853.853.793.873.773.773.773.853.773.993.883.853.873.83.843.913.883.913.873.883.83.853.853.773.783.773.773.823.913.883.913.853.883.883.823.883.873.883.923.853.933.983.933.853.8143.7...
