10件产品中有4件不合格,从中任取两件,已知取出的两件中有一件不合格,则另一件也是不合格品的概率是( )。

作者: tihaiku 人气: - 评论: 0
问题 10件产品中有4件不合格,从中任取两件,已知取出的两件中有一件不合格,则另一件也是不合格品的概率是( )。
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答案 D
解析

相关内容:产品,合格品,概率

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  • 消息: [程序异常] : MISCONF Redis is configured to save RDB snapshots, but it's currently unable to persist to disk. Commands that may modify the data set are disabled, because this instance is configured to report errors during writes if RDB snapshotting fails (stop-writes-on-bgsave-error option). Please check the Redis logs for details about the RDB error.
  • 文件: /twcms/kongphp/cache/cache_redis.class.php
  • 位置: 第 85 行
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