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What are the mean and standard deviation? (rounded to the nearest integer) An employer pays a mean salary for a 5-day workweek of $1350 with

What are the mean and standard deviation? (rounded to the nearest integer)

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An employer pays a mean salary for a 5-day workweek of $1350 with a standard deviation of $140. On the weekends, his salary expenses have a mean of $400 with a standard deviation of $66. What are the mean and standard deviation of his total weekly salaries

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