Calculus and Above

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Listed below are measured hardness...

Listed below are measured hardness from three different collections of gemstones.

X1 S2/1

9.91 0.10

8.03 0.60

6.82 0.34

You are given that X = 7.99

What is the test statistic?

Use a 5% significance level (95% confidence level) to test the claim that the different collections have the same mean hardness?

X1 S2/1

9.91 0.10

8.03 0.60

6.82 0.34

You are given that X = 7.99

What is the test statistic?

Use a 5% significance level (95% confidence level) to test the claim that the different collections have the same mean hardness?

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