在对单正态总体<img data-latex="N(\mu ,{\sigma }^{2})" data-qs-formula="true" src="data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAFYAAAAdCAYAAAAwyZtYAAAAAXNSR0IArs4c6QAABmxJREFUaEPtmneIPEUQhb8fijkroigoKiYUQQyYwYgJMeesmHPOOeesmCMGRFFQEcwJUUQFxYwBxT/MEcXU31G9zM3NzM7e3t55cA3HHbs93V2vq169qrlpTI2BIDBtIKtOLcoUsANygokEdi7gZ+DvAdnWz7KLAkcAnwPrAW8BZwO/xqKzA38Cf9RtMhHAuueB6aDTA1cC//aDwACenTNAvBp4H1gIuAd4DTguHGGJBPIxwHnAp1VnmAhgtwdWBk5quvEBANZ2yXWBbYFDgL/ioTOAjYGtgS/iszWTR+8FHA18V168G7ArAbsAywKrpUV+SQvvDTxWWmju2GBDYDbAMH8ZuLk0dxngXOBY4MO2lo7zPG24KXnmKcDtsbfeuU9goec6xE47Zk5/C/ywyOsGbLZpN+ASYL7Y9KDgmLLNawCXJu48Cnix9OUMsYbhZZhNliFGnldK0EOL3ulnNwDnAK8UDWoL7AXA98Du8fDOwBsVyBhG26XND60AfkXgfOBg4IPJgiqwKnANcGGK3Psrzq1ny8t6dcdr2wBrWOuF3prkLXDyT5XXmUl/B66vOIAbm20F9v+WsOrueR7gusSvrybwLqs59zrAqeHNn+WF2gC7QvLWw0J+bB4bPQ/sWgoLQ90s760+XTqpN3ob8BBwxyTx1hkjwkxWdaBqivR4Z+DySC/AmglXCW9dMqTHIoC8+3gBpAWAi4DjgS9L4C2VOOrGpAJOAF6aBMDqcEbfP8AV4ak7Bo+W5ZVzjdCv07zTegHWjPdOeKKLCJ7JyWRW5BUT105xIMVzcci9p8dlVOq+wmQjRO9+Ii6iuM5+gKEnJWXZ08s9GTlz1DzwW6K4b+O7bSJZSXcWMD6nmvGn7DQ+ojPpPJ5vyPZuVGCFYRhcFdWHzwiS4ewNCWRORPsnsJ0v8OWxVfCyt+5zTcNIUOYcUOJqQ+6uAEadWWVg1braqIQ6MVHU2g0bKyH3SLYtFhe7dGnug8CeUS2Wl9H2jeL5H9sA6y2cHF74Tawmocspm4RKEGQPf3l4WZEe8gH07NWLG9cYmKXNFuHdRa7Wk++OCqjjGV0uabrQ1xpuElKfWoYacYdHhWVi7nfoOBYKnQvv5rFWG962fFMcZna92ESltlMkSw1yTFWotwW2yStVI/eFKK+KiipwlIdqTIH02TzyPioYvXTIy/oYAisddCqzbsA6+auKTJ69x9A3dOUnKxMvwL/Loy2wVndGwwtFvorFBFMQykmzDo+caN8OWik2TLJKUeAXy9TRYtsTsLMEvxo+uYzLGyutFM2CqYZTvy1ezIqlE47goBoLMr8eGXvnaWppeVfloed29GIDEkaVEWREPVqaJ6APAD9FmZpprh9g1fadHNLksUoqD2Y9XLWxmvaWZOi7SdN+DDwMdHRc6YQjOKjGAullywZ+1fu8zKqoKC7pxVtqLg+Y4cv0lBPwveWKaZTIjojIJmDdfLPgp6pKKbfTzLRvAjtEm63qbIa4LTaTjr2CqpF5z99lMDK/qoMti5WA6uEna9bKoe7XZQ7NktFEY4Q8N0owi495nvmDcoY+bwLWW7ARXVWe5kWtk89MntEkRZybL0FQqlSDc2wlKqdMJEXeswIycwuCPQq7ZtbtGlNHCVldLBzK5YcCCtb+RtqtkXD7La+lzEyXStNGYBeMjT1AVeMhP5+TjTKoU3VUeEDmZDVvXUbP/PpeAGiTR4D0ODl63iijNUS1kosTy20loRysVs3FiZ1/9/J7k6HDtqVl9zMBau0bgB68WMq0oDmrWMqXPXa5ROgmjvVD7/kqwvafHvNJxWazhkfLr3pt07Cvu2lwZH7FUZwvv0ongmCD+dkQ668DT4XmdL4ednFKOh8F8FZHvpGooqMNUiGxb3TirLj80bucO1bDXGOPelhLsZvcGqvNMx1olHRQ5rXMrzbM22b9fDbBMrzlZT1nWF90LA1oiETfiQ3r9o0nsJ7LMtVS0TAu9hMyv8qfbauqop3SgxemBKxLjoPAWCpU62uXer8zxhtYy2G7RXqW4Z1H5lelXduqqmiHpbfNdZ+voplBgGpS1Rb5uljVDe013sC6p284TXRmdXnSUadf2wCiDb6YNDE2Jdo2a7Wd456WyQ5L+RHKYiKA9TCWxOpIw9eep8lopiiJe63bbdisNc5vfe1kWTJfW/d/ERMFbFvPmLTz/gPs1GstmDwetwAAAABJRU5ErkJggg==" style="vertical-align: middle;">的假设检验问题中,<img data-latex="T" data-qs-formula="true" src="data:image/png;base64,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" style="vertical-align: middle;">检验法解决的问题是( )。
·已知方差,检验均值
·未知方差,检验均值
·已知均值,检验方差
·未知均值,检验方差
出自:西南石油大学土木工程施工与组织(专升本)