Answer to Question #342925 in General Chemistry for Patience

Question

The following set of lead determinations on separate aliquots of a pooled blood serum were reported: 103,106,107 and 114 meq/ L. One of the values appears suspect. Should the suspected be retained or discarded at 95% confidence level?

Answer 1

Let use Q test.

Q=gap/range

gap=114-107=7

range=114-103=11

Q=7/11=0.636

Q_critic=0.829

0.636<0.829

Q<Q_critic

The suspected be retained at 95% confidence level.