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The standard deviation of a data set is 5. If all values are increased by 2, what will be the new standard deviation? (2020)

Practice Questions

1 question
Q1
The standard deviation of a data set is 5. If all values are increased by 2, what will be the new standard deviation? (2020)
  1. 3
  2. 5
  3. 7
  4. 10

Questions & Step-by-step Solutions

1 item
Q
Q: The standard deviation of a data set is 5. If all values are increased by 2, what will be the new standard deviation? (2020)
Solution: Standard deviation is unaffected by adding a constant. Therefore, new SD = 5.
Steps: 0

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