Define the term “variance.”
What will be an ideal response?
Variance is the sum of the squared deviations of n measurements from their mean divided by (n-1).
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Where should you place your warning devices if you must stop on a one-way road or divided highway
What six things should be checked during a fire extinguisher inspection?
What will be an ideal response?
?The frequency of porosity shall not exceed one in each _________ of weld length.
A. ?4 in (100 mm) B. ?3 in (75 mm) C. ?2 in (50 mm) D. ?1 in (25 mm)
Technician A says that the brake pedal should be depressed with as much force as possible during the normal bleeding procedure. Technician B says that the brake pedal should be pumped rapidly during this manual bleeding procedure to force the air down toward the bleeder valve(s). Which technician is correct?
A) Technician A only B) Technician B only C) Both technicians D) Neither technician