Claim: (mu_{1} geq mu_{2} ; alpha=0.01). Assume (sigma_{1}^{2}=sigma_{2}^{2}) Sample statistics: (bar{x}_{1}=44.5, s_{1}=5.85, n_{1}=17) and [ bar{x}_{2}=49.1, s_{2}=5.25,
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Claim: \(\mu_{1} \geq \mu_{2} ; \alpha=0.01\). Assume \(\sigma_{1}^{2}=\sigma_{2}^{2}\)
Sample statistics: \(\bar{x}_{1}=44.5, s_{1}=5.85, n_{1}=17\) and
\[ \bar{x}_{2}=49.1, s_{2}=5.25, n_{2}=18 \]
Test the claim about the difference between two population means \(\mu_{1}\) and \(\mu_{2}\) at the level of significance \(\alpha\). Assume the samples are random and independent, and the populations are normally distributed.
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Related Book For
Elementary Statistics Picturing The World
ISBN: 9781292260464
7th Global Edition
Authors: Betsy Farber, Ron Larson
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