数据可视化-箱线图

def solve():
    import numpy as np
    import matplotlib.pyplot as plt
    np.random.seed(____)
    data1 = np.random.normal(____, ____, ____)
    data2 = np.random.normal(____, ____, ____)
    data3 = np.random.normal(____)
    plt.figure(figsize=(____, ____))
    plt.boxplot(____)
    plt.ylabel(____)
    plt.title(____)
    plt.grid(____)
    plt.show()