Question: 31- How many of the three cases below involve random error? A thermometer that the lab has purchased can give precise readings to one-thousandth of

31- How many of the three cases below involve random error?

  • A thermometer that the lab has purchased can give precise readings to one-thousandth of a degree
  • Survey data gathered by 5 different surveyors who attended 5 rigorous training sessions
  • Asking for salary question in a survey while including an option "I would not like to share"

a.3

b.2

c.1

d.0

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