总体<img src="http://jgxm-question.oss-cn-beijing.aliyuncs.com/psst/files/4fbe3e71c63647b7931b92ea77c84311.png?x-oss-process=image/sharpen,200"/>服从参数为<img src="http://jgxm-question.oss-cn-beijing.aliyuncs.com/psst/files/596d0620b7994ccda344fa07c797fd4a.png?x-oss-process=image/sharpen,200"/>的几何分布，那么下列说法正确的是