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zvonat [6]
3 years ago
7

Engineers at an oil refinery find out how easily gasoline evaporates by measuring its vapor pressure. As they make gasoline, the

y need to determine whether its vapor pressure is high enough. The standard deviation of the vapor pressure of the gasoline made by the refinery is always 0.03 (pounds per square inch). Which hypothesis test would be most appropriate for this task?
Social Studies
1 answer:
Zielflug [23.3K]3 years ago
7 0

Answer:

The most appropate hypothesis for this task would be: <u>one sample Z test.</u>

Explanation:

The one sample Z test is one of the most common and basic hypotethis test.

The formula for z test can be taken when the population is normally distributed and you have knwoledge of the standard desviation as in this case.

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