Use a t-test to test the claim μ

Question

Use a t-test to test the claim μ < 12.6 at α = 0.10, given the sample statistics $\mathrm { n } = 20 , \overline { \mathrm { x } } = 12.2 , \text { and } \mathrm { s } = 2.0$ Round the test statistic to the nearest thousandth.

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The Answer of Use a t-test to test the claim μ < 12.6 at α = 0.10, given the sample statistics $\mathrm { n } = 20 , \overline { \mathrm { x } } = 12.2 , \text { and } \mathrm { s } = 2.0$ Round the test statistic to the nearest thousandth.

Use a T-Test to Test the Claim μ < 12 n=20,x‾=12.2, and s=2.0\mathrm { n } = 20 , \overline { \mathrm { x } } = 12.2 , \text { and } \mathrm { s } = 2.0n=20,x=12.2, and s=2.0

Use a T-Test to Test the Claim μ < 12 $\mathrm { n } = 20 , \overline { \mathrm { x } } = 12.2 , \text { and } \mathrm { s } = 2.0$