Mathematics, 04.12.2021 06:00, esdancer5403

At the conclusion of training, all factory workers are timed as they complete a task. The completion times for the task are normally distributed. Suppose a worker's completion time is 1.1 standard deviations above the mean. What is the worker's percentile score? Round your result to one decimal place.

The annual salaries for people in a particular profession are known to be normally distributed with a mean of $54,800 and a standard deviation of $2,600.

What percentage of people in this profession earn annual salaries between $54,000 and $57,000? Round your result to one decimal place.

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At the conclusion of training, all factory workers are timed as they complete a task. The completion...