Analytical Chemistry Solutions Library

Analytical Chemistry Solutions Library

Access over 86 Analytical Chemistry video and text solutions to help you complete your homework.

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86 solutions

Detection of Gross Errors

Q. Using the Q-Test, determine if the value of 31 can be retained or disregarded from the values of 25, 23, 26, 22, 23, 31, and 21.

Solved • Feb 16, 2021

Detection of Gross Errors

Q. Using Grubbs Test, determine if the measurement of 0.0010 should be disregarded from the values of 0.0010, 0.00025, 0.00028, 0.00020, and 0.00018?

Solved • Feb 16, 2021

Analysis of Variance (f-Test)

Q. The f-test is used to compare the __________ of two sample sets. a) Mediansb) Variancesc) Averagesd) Outliers

Solved • Feb 16, 2021

Hypothesis Testing (t-Test)

Q. The concentrations of exhaust fumes were measured from two different sources. Source A: 28.0 ± 15.0 μ/m3     (18 measurements)Source B: 43.7 ± 15.0...

Solved • Feb 16, 2021

Confidence Intervals

Q. From the values of 0.0010, 0.00025, 0.00028, 0.00020, and 0.00018, what is the 99.9% confidence interval?

Solved • Feb 16, 2021

Confidence Intervals

Q. The recorded masses of an iron ore are calculated as 0.85, 0.82, 0.91, and 0.87. Find the 90.0% confidence interval. 

Solved • Feb 16, 2021

Confidence Intervals

Q. A class wishing to determine the % of alpha acids in beer conducted the following experiment based on toluene and methanol extracts respectively.Wh...

Solved • Feb 16, 2021