A Biosensor Was Developed to Measure Aqueous Arsenic Concentration

question 1

Multiple Choice

A biosensor was developed to measure aqueous arsenic concentration.To determine the accuracy of the sensor,the sensor was tested against a standard reference sample.The biosensor results agree with the standard reference sample when:

• A)the accepted value falls outside the 95% confidence interval for biosensor results.
• B)the accepted value falls within the 95% confidence interval for biosensor results.
• C)the standard deviations for the biosensor and accepted value are not significantly different.
• D)the standard deviations for the biosensor and accepted value are not significantly different and t_calculated < t_table.
• E)the standard deviations for the biosensor and accepted value are significantly different and t_calculated < t_table.

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