Question: The average time to complete a task is 38 minutes . The standard deviation is 5.2 minutes with an acceptable error of 5 % You

The average time to complete a task is 38 minutes . The standard deviation is 5.2 minutes with an acceptable error of 5 % You want to be 99 % sure you have taken enough samples Using a z - value of 2.58 how many samples should be taken ?
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O 178.78
75.88
O123.55
49.85
The average time to complete a task is 38 minutes
The women and we will see you have know should be 17.78 75 12358 4005

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