The standard deviation of a radiocarbon date should never be ...

[RYAN BANYAN]

The standard deviation of a radiocarbon date should never be omitted because
 
  a. without it one has no idea how precise the date is.
  b. it indicates the number of beta emissions used by the lab.
  c. it indicates the accuracy of the laboratory.
  d. the archaeologist needs to multiply it by two in order to get the mean date.
  e. it tells the archaeologist that the date is not reliable.

Question 2

When reading dates expressed in radiocarbon years BP, the present is defined as
 
  a. the current calendar year.
  b. the calendar year the research was published.
  c. the year AD 1950.
  d. the year AD 2000.
  e. the last full calendar year.

[Benayers]

Answer to Question 1

a

Answer to Question 2

c

[RYAN BANYAN]

Excellent

[patma1981]

Gracias!