Compute the Weighted Mean for the Following Data $\begin{array} { l }\mathbf{x}_{\mathbf{i}}&\text { W eight } w_{i})\\9&10\\8&12\\5&4\\3&5\\2&3\end{array}$

question 45

Short Answer

Compute the weighted mean for the following data.
$\begin{array} { l }\mathbf{x}_{\mathbf{i}}&\text { W eight } w_{i})\\9&10\\8&12\\5&4\\3&5\\2&3\end{array}$

Evaluate the effectiveness of interventions based on hypothesis testing outcomes.

Distinguish between different types of hypothesis tests depending on the scenario.

Understand how to identify and calculate appropriate critical values for hypothesis testing.

Apply hypothesis testing to real-world situations, including educational programs, unemployment rates, and health surveys.