Test the claim about the population mean $\mu$ at the level of significance α $\alpha .$ Assume the population is normally
distributed. $\text { Claim } \mu = 19.3 ; \alpha = 0.01 \text {. Sample statistics: } \bar { x } = 18.8 , \mathrm {~s} = 2.1 , \mathrm { n } = 12$

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The Answer of Test the claim about the population mean $\mu$ at the level of significance α $\alpha .$ Assume the population is normally
distributed. $\text { Claim } \mu = 19.3 ; \alpha = 0.01 \text {. Sample statistics: } \bar { x } = 18.8 , \mathrm {~s} = 2.1 , \mathrm { n } = 12$

Test the Claim About the Population Mean μ\muμ At the Level of Significance α

Test the Claim About the Population Mean $\mu$ At the Level of Significance α