Question 6 The Mechanical Foundation reports that the average cost of project maintenance is 24,416. To see if the avera
Posted: Wed Dec 08, 2021 5:12 am
- Question 6 The Mechanical Foundation Reports That The Average Cost Of Project Maintenance Is 24 416 To See If The Avera 1 (13.18 KiB) Viewed 85 times
is correct?
Question 6 The Mechanical Foundation reports that the average cost of project maintenance is 24,416. To see if the average cost of maintenance is different at a particular project, a researcher selects a random sample of 35 projects and found that the average cost of their maintenance is 24,896. The standard deviation of the population is $2,307. Find the calculated value of Z in order to make a decision based on a given critical value (Use 3 decimals).