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The new owner of a caf is concerned that sales revenue is decreasing. When they purchased the caf, average weekly sales revenue was $5468. A

The new owner of a caf is concerned that sales revenue is decreasing. When they purchased the caf, average weekly sales revenue was $5468. A random sample of 8 weeks of caf trading had a mean sales revenue of $4905 grams with a standard deviation of $410. What is value of the mean that will be used in the null hypothesis?

Please do NOT include units in your answer

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