SAT scores for students selected randomly from three different schools are shown below. Use a significance level of 0.05 to test the claim that the samples come from identical populations. $$\begin{array} { rcr | rcr | rcr }
&\text { School A }& && \text { School B } &&& \text { School C }\
\hline 550&480&670&500&620&700&460&580&620\400&60&520&&550&760&380&6020&470\&&&&&&&&450
\end{array}$$

Question

SAT scores for students selected randomly from three different schools are shown below. Use a significance level of 0.05 to test the claim that the samples come from identical populations. $$\begin{array} { rcr | rcr | rcr } 
&\text { School A }& && \text { School B } &&& \text { School C }\
\hline 550&480&670&500&620&700&460&580&620\400&60&520&&550&760&380&6020&470\&&&&&&&&450
\end{array}$$

Quizplus · Accepted Answer

The Answer of SAT scores for students selected randomly from three different schools are shown below. Use a significance level of 0.05 to test the claim that the samples come from identical populations. $$\begin{array} { rcr | rcr | rcr } 
&\text { School A }& && \text { School B } &&& \text { School C }\
\hline 550&480&670&500&620&700&460&580&620\400&60&520&&550&760&380&6020&470\&&&&&&&&450
\end{array}$$

SAT Scores for Students Selected Randomly from Three Different Schools