Question 7 The Mechanical Foundation reports that the average cost of project maintenance is 24,226. To see if the avera

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Question 7 The Mechanical Foundation reports that the average cost of project maintenance is 24,226. To see if the avera

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Question 7 The Mechanical Foundation Reports That The Average Cost Of Project Maintenance Is 24 226 To See If The Avera 1
Question 7 The Mechanical Foundation Reports That The Average Cost Of Project Maintenance Is 24 226 To See If The Avera 1 (10.07 KiB) Viewed 86 times
Question 7 The Mechanical Foundation reports that the average cost of project maintenance is 24,226. To see if the average cost of maintenance is different at a particular project, a researcher select: a random sample of 37 projects and found that the average cost of their maintenance is 24,625. The standard deviation of the population is $2,043. Find the calculated value of Z in order to make a decision based on a given critical value (Use 3 decimals).
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