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

question 67

Multiple Choice

Test Hypotheses about a Population Mean with Unknown
-Find the standardized test statistic $t$ for a sample with $\mathrm { n } = 25 , \overline { \mathrm { x } } = 19 , \mathrm {~s} = 3$ , and $\alpha = 0.005$ if $\mathrm { H } _ { 1 } : \mu > 18$ . Round your answer to three decimal places.

• A) \(1.667\)
• B) \(1.997\)
• C) \(1.452\)
• D) \(1.239\)

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