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质检失败

ID: decision_tree_q_482

答案对比

题库答案 (JSONL)

0.1359

脚本计算 (Python)

0.0762

(0.07621567...)

计算差异

0.05968432854623326

查看正确计算的思维链 (脚本回溯)

'step_1_class_counts': [121, 0, 5]

'step_2_total_samples': 126

'step_3_probability_squares_steps': [

'p_1=( 121 / 126 )^2 = 0.92220962...',

'p_2=( 0 / 126 )^2 = 0.0',

'p_3=( 5 / 126 )^2 = 0.00157470...'

]

'step_4_sum_of_squares': 0.92378432...

'step_5_gini_impurity':

(1 - 0.923784...) = 0.07621567...

'final_answer': 0.07621567145376673