单样本比例检验

def solve():
    import pandas as pd
    import matplotlib.pyplot as plt
    from statsmodels.stats.proportion import proportions_ztest
    url = '____'
    df = pd.read_csv(____)
    k = df['____'].sum()
    n = len(____)
    z, p = proportions_ztest(____)
    print(____)
    print(____)
    print(____)
    plt.bar(____)
    plt.ylabel(____); plt.title(____); plt.axhline(____, color='____', ls='____', label='____')
    plt.legend(); plt.tight_layout(); plt.show()