Math  /  Data & Statistics

QuestionThe stock prices for eight major grocery store chains last January were: $18.24$20.34$9.36$11.53$11.21$48.04$48.82$28.27\begin{array}{llllllll} \$ 18.24 & \$ 20.34 & \$ 9.36 & \$ 11.53 & \$ 11.21 & \$ 48.04 & \$ 48.82 & \$ 28.27 \end{array} Send data to Excel
Find the range, variance, and standard deviation. Round the variance to one decimal place and the standard deviation to two decimal places, if necessary.
Part 1 of 3
The range is $39.46\$ 39.46.
Part: 1/31 / 3
Part 2 of 3
The variance is \square

Studdy Solution
The range is $39.46\$39.46.
The variance is approximately 225.4225.4.
The standard deviation is approximately 15.0115.01.

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