At a fixed operating setting, the pressure in a line downstream of a reciprocating compressor is known to maintain a mean value

Question

3 years ago

10

At a fixed operating setting, the pressure in a line downstream of a reciprocating compressor is known to maintain a mean value

of 12.0 bar with a standard deviation of 1.0 bar based on its history. what is the probability that the line pressure will exceed 13.0 bar during any measurement?

Mathematics

1 answer:

aalyn [17] · Answer 1 · 2022-08-11T05:25:24+03:00

aalyn [17]3 years ago

3 0

Approximately 34% of a normal distribution is within 1 standard deviation above the mean. Your probability is about 100% - (50% +34%) = 16%.

_____
This is a number most statistics students are asked to memorize.