Test Hypotheses About a Population Mean with Unknown
-Find the Standardized

question 51

Multiple Choice

Test Hypotheses about a Population Mean with Unknown
-Find the standardized test statistic t for a sample with $\mathrm { n } = 12 , \overline { \mathrm { x } } = 18.5 , \mathrm {~s} = 2.1$ , and $\alpha = 0.01$ if $\mathrm { H } _ { 1 } : \mu \neq 19$ . Round your answer to three decimal places.

• A) \(- 0.825\)
• B) \(- 0.008\)
• C) \(- 0.037\)
• D) \(- 0.381\)

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