Help to solve a statistic problem no need to be real numbers but must be right at the end of solution this problem is about a company which is AT&T all files attached with this question.
https://filebin.net/fvcrj6pzns719jr2
Help to solve a statistic problem no need to be real numbers but must be right at the end of solution this problem is about a company which is AT&T all files attached with this question.
https://filebin.net/fvcrj6pzns719jr2
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