admiralaj85
04.12.2021 •
Mathematics
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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Ответ:
Table C
Step-by-step explanation:
When graphed, it passes vertical line test.