病虫发生程度预报质量评估方法
Forecasting quality assessment methods of the occurrence degree of plant diseases and insect pests.
唐洁;唐启义;程家安
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作者单位:浙江大学昆虫科学研究所 杭州 310029
中文关键词:农业病虫害, McNemar检验, Kappa检验, 统计检验, 发生程度
英文关键词:agricultural diseases and insect pests; McNemar test; Kappa test; statistical test; occurrence degree
中文摘要:介绍了对病虫发生程度预报质量进行评估的统计检验方法——McNemar检验和Kappa检验,以及这2种检验方法的原理、假设检验和统计学意义。结合2个实例来说明2种统计检验方法在病虫发生程度预报质量评估中的应用,分析结果表明McNemar检验、Kappa检验能对病虫发生程度预测质量给出
英文摘要:Two statistical test methods, McNemar test and Kappa test, were introduced in this paper to assess the quality of forecasting occurrence degree of plant diseases and insect pests. And the principle, hypothesis testing and statistical meaning of the two me