Standard Deviation Worksheet - Grade 11
This worksheet focuses on understanding and calculating standard deviation for grade 11 students, covering various data sets and interpretations.
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Standard Deviation Practice
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Date:
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Read each question carefully and show all your work. Use the provided spaces for your calculations and answers.
1. Briefly explain what standard deviation measures in a set of data.
2. A small standard deviation indicates that the data points are generally close to the , while a large standard deviation indicates that the data points are spread out over a wider range of values.
3. Which of the following data sets has the largest standard deviation?
{5, 5, 5, 5, 5}
{1, 2, 3, 4, 5}
{1, 5, 10, 15, 20}
{10, 10, 10, 10, 10}
4. The scores of 5 students on a math quiz are 70, 75, 80, 85, and 90. Calculate the standard deviation of these scores. Show your steps.
5. A data set with all identical values will have a standard deviation of zero.
True
False
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