Independent random samples selected from two normal populations produced the following sample means and standard deviations. $$\begin{array}{l}
\begin{array} { l l }
\text { Sample 1 } & \text { Sample 2 } \
n _ { 1 } = 14 & n _ { 2 } = 11 \
\bar { x } _ { 1 } = 7.1 & \bar { x } _ { 2 } = 8.4 \
s _ { 1 } = 2.3 & s _ { 2 } = 2.9
\end{array}\
\text { Conduct the test } H _ { 0 } : \left( \mu _ { 1 } - \mu _ { 2 } \right) = 0 \text { against. } H _ { a } : \left( \mu _ { 1 } - \mu _ { 2 } \right) \neq 0 \text {, Use } \alpha = .05 \text {. }
\end{array}$$

Question

Independent random samples selected from two normal populations produced the following sample means and standard deviations. $$\begin{array}{l}
\begin{array} { l l } 
\text { Sample 1 } & \text { Sample 2 } \
n _ { 1 } = 14 & n _ { 2 } = 11 \
\bar { x } _ { 1 } = 7.1 & \bar { x } _ { 2 } = 8.4 \
s _ { 1 } = 2.3 & s _ { 2 } = 2.9
\end{array}\
\text { Conduct the test } H _ { 0 } : \left( \mu _ { 1 } - \mu _ { 2 } \right) = 0 \text { against. } H _ { a } : \left( \mu _ { 1 } - \mu _ { 2 } \right) \neq 0 \text {, Use } \alpha = .05 \text {. }
\end{array}$$

Quizplus · Accepted Answer

The Answer of Independent random samples selected from two normal populations produced the following sample means and standard deviations. $$\begin{array}{l}
\begin{array} { l l } 
\text { Sample 1 } & \text { Sample 2 } \
n _ { 1 } = 14 & n _ { 2 } = 11 \
\bar { x } _ { 1 } = 7.1 & \bar { x } _ { 2 } = 8.4 \
s _ { 1 } = 2.3 & s _ { 2 } = 2.9
\end{array}\
\text { Conduct the test } H _ { 0 } : \left( \mu _ { 1 } - \mu _ { 2 } \right) = 0 \text { against. } H _ { a } : \left( \mu _ { 1 } - \mu _ { 2 } \right) \neq 0 \text {, Use } \alpha = .05 \text {. }
\end{array}$$

Independent Random Samples Selected from Two Normal Populations Produced the Following