6. A student uses two methods to analyze the percentage composition of iron in a number of different iron salts. She obtains the following data: Method 1 Method 2 Compound 1 Compound 2 Compound 3 8.5% 8.2% 23.3% 22.7% 18.2% 18.2% Compound 4 47.9% 47.3% (A) Which of the following statistical tools should be used to compare the methods? Refer to your statistics handout if necessary. Justify your answer. There is only one best answer: (A) Unpaired T-Test (B)Paired T-Test (C)Q-test (E) F-test (B) Use that tool to draw a statistically valid conclusion regarding these two methods. Explain your decision.

MATLAB: An Introduction with Applications
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6. A student uses two methods to analyze the percentage composition of iron in a number of different iron salts. She
obtains the following data:
Method 1
Method 2
Compound 1 Compound 2 Compound 3
8.5%
8.2%
23.3%
22.7%
18.2%
18.2%
Compound 4
47.9%
47.3%
(A) Which of the following statistical tools should be used to compare the methods? Refer to your statistics handout
if necessary. Justify your answer. There is only one best answer: (A) Unpaired T-Test (B)Paired T-Test (C)Q-test
(E) F-test
(B) Use that tool to draw a statistically valid conclusion regarding these two methods. Explain your decision.
Transcribed Image Text:6. A student uses two methods to analyze the percentage composition of iron in a number of different iron salts. She obtains the following data: Method 1 Method 2 Compound 1 Compound 2 Compound 3 8.5% 8.2% 23.3% 22.7% 18.2% 18.2% Compound 4 47.9% 47.3% (A) Which of the following statistical tools should be used to compare the methods? Refer to your statistics handout if necessary. Justify your answer. There is only one best answer: (A) Unpaired T-Test (B)Paired T-Test (C)Q-test (E) F-test (B) Use that tool to draw a statistically valid conclusion regarding these two methods. Explain your decision.
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