Questions pertain to the following table (Table 3):
$\begin{array}{c}
\text { Table } 3\
\text { Characteristics of Chemotherapy Patients }(N=100)\
\begin{array}{lcc}
\text { Characteristic } & M&(S D) & M d n \
\text { Age (years) } & 48.9&(9.8) & 47.0 \
\text { Body mass index (BM) }\left(\mathrm{kg} / \mathrm{m}^{2}\right) & 27.0&(6.0) & 25.1 \
\text { Number of positive nodes } & 3.4&(2.9) & 2.0 \
\text { Dose of cyclophosphamide }(\mathrm{mg}) & 1063.0&(477.0) & 1250.0 \
\text { Dose of doxorubicin (mg) } & 125.0&(53.0) & 125.0 \
\text { Degree of nausea, 0-100 scale } & 52.1&(25.0) & 52.0
\end{array}\end{array}$
-Refer to Table 3. For the variable body mass index, the variance is:

Question

Questions pertain to the following table (Table 3):
 $\begin{array}{c}
\text { Table } 3\
\text { Characteristics of Chemotherapy Patients }(N=100)\
\begin{array}{lcc}
\text { Characteristic } & M&(S D) & M d n \
\text { Age (years) } & 48.9&(9.8) & 47.0 \
\text { Body mass index (BM) }\left(\mathrm{kg} / \mathrm{m}^{2}\right) & 27.0&(6.0) & 25.1 \
\text { Number of positive nodes } & 3.4&(2.9) & 2.0 \
\text { Dose of cyclophosphamide }(\mathrm{mg}) & 1063.0&(477.0) & 1250.0 \
\text { Dose of doxorubicin (mg) } & 125.0&(53.0) & 125.0 \
\text { Degree of nausea, 0-100 scale } & 52.1&(25.0) & 52.0
\end{array}\end{array}$
-Refer to Table 3. For the variable body mass index, the variance is:

Quizplus · Accepted Answer

The variance is the square of the standard deviation (SD). For body mass index (BM), the SD is 6.0. Therefore, the variance is $6.0^2 = 36.0$.

Questions Pertain to the Following Table (Table 3) -Refer to Table 3