A sociologist develops a test designed to measure a person's attitudes about disabled people,and gives the test to 16 randomly selected subjects.Their mean score is 71.2 with a standard deviation of 10.5.Construct the 99 percent confidence interval for the mean score of all subjects.
A) $\left[ \begin{array} { l l }
40.26 & 102.14
\end{array} \right]$
B) $\left[ \begin{array} { l l }
63.46 & 78.94
\end{array} \right]$
C) $[ 60.66 \quad 81.74 ]$
D) $[ 64.44 \quad 77.96 ]$
E) $[ 63.21$$ \quad$$ \quad$$79.19 ]$

Question

A sociologist develops a test designed to measure a person's attitudes about disabled people,and gives the test to 16 randomly selected subjects.Their mean score is 71.2 with a standard deviation of 10.5.Construct the 99 percent confidence interval for the mean score of all subjects.
A) $\left[ \begin{array} { l l } 
40.26 & 102.14
\end{array} \right]$
B) $\left[ \begin{array} { l l } 
63.46 & 78.94
\end{array} \right]$
C) $[ 60.66 \quad 81.74 ]$
D) $[ 64.44 \quad 77.96 ]$
E) $[ 63.21$$ \quad$$ \quad$$79.19 ]$

Quizplus · Accepted Answer

The Answer of A sociologist develops a test designed to measure a person's attitudes about disabled people,and gives the test to 16 randomly selected subjects.Their mean score is 71.2 with a standard deviation of 10.5.Construct the 99 percent confidence interval for the mean score of all subjects.
A) $\left[ \begin{array} { l l } 
40.26 & 102.14
\end{array} \right]$
B) $\left[ \begin{array} { l l } 
63.46 & 78.94
\end{array} \right]$
C) $[ 60.66 \quad 81.74 ]$
D) $[ 64.44 \quad 77.96 ]$
E) $[ 63.21$$ \quad$$ \quad$$79.19 ]$

A Sociologist Develops a Test Designed to Measure a Person's [40.26102.14]\left[ \begin{array} { l l } 40.26 & 102.14\end{array} \right][40.26​102.14​]

A Sociologist Develops a Test Designed to Measure a Person's $\left[ \begin{array} { l l } 40.26 & 102.14\end{array} \right]$