## Algebra 2 (1st Edition)

Range: $1.8$ to $8.2$ Standard deviation is $2.19$
Given: $5.9, 8.2, 3.7, 6.1, 2.9, 1.8, 5.7$ Here, the range is $1.8$ to $8.2$ Thus, the standard deviation is given $\delta=2.19$ Hence, Range: $1.8$ to $8.2$ (6.4) Standard deviation is $2.19$