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The Principal Randomly Selected Six Students to Take an Aptitude $\begin{array} { l l l l l l } 71.6 & 81.0 & 88.9 & 80.4 & 78.1 & 72.0\end{array}$

Question 1

Multiple Choice

The principal randomly selected six students to take an aptitude test.Their scores were: $\begin{array} { l l l l l l } 71.6 & 81.0 & 88.9 & 80.4 & 78.1 & 72.0\end{array}$ Determine a 90% confidence interval for the mean score for all students.

A) (73.26, 84.07)
B) (84.07, 73.26)
C) (83.97, 83.97)
D) (73.36, 83.97)

The Principal Randomly Selected Six Students to Take an Aptitude 71.681.088.980.478.172.0\begin{array} { l l l l l l } 71.6 & 81.0 & 88.9 & 80.4 & 78.1 & 72.0\end{array}71.6​81.0​88.9​80.4​78.1​72.0​

Multiple Choice

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The Principal Randomly Selected Six Students to Take an Aptitude $\begin{array} { l l l l l l } 71.6 & 81.0 & 88.9 & 80.4 & 78.1 & 72.0\end{array}$

Correct Answer:
Verified