Observations that can be placed into classes or groups but have no apparent rank order are considered variables. 

A manometer is an impulse line that is filled with a noncondensing gas.

We have collected information on recent driving test scores for the state of Wisconsin. The mean μ = 25 and standard deviation σ = 4. Calculate the z-score of a value of 21. 

Thermal expansion of a filling fluid due to ambient or process temperature changes has minimal effects on accuracy when the measurement range is ___ psig or more.

A single blind study design is a method utilized in research where:

A provider is seeing 11 year old, with 3 younger siblings, in clinic for a well child check and notices a down trend in weight gain (not weight loss) and trending well on linear growth.   Reports 3 meals a day; breakfast and lunch at school.  Child reports feeling good about how they look.  Denies any recent illness; no fevers, vomiting or diarrhea. The most prudent next action would be to:

When a U-tube manometer is used to measure pressure, a single-valve manifold is used with the manometer for easy shutoff and equalizing.

A ___ pressure transducer is a diaphragm pressure sensor with a capacitor as the electrical element.

are the characteristics being measured.

From a competitive firm’s point of view, the key question regarding the higher wages paid to union members is whether the higher wage level: