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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def variance_larger_than_standard_deviation(x):
 """ Boolean variable denoting if the variance of x is greater than its standard deviation. Is equal to variance of x being larger than 1 :param x: the time series to calculate the feature of :type x: numpy.ndarray :return: the value of this feature :return type: bool """

    y = np.var(x)
    return y > np.sqrt(y)