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38 votes
38 votes
PLEASE HELP!! What is the standard deviation of a data set whose values are all the same?

A. −1


B. 0


C. 1


D. −2

User Sheldon Oliveira
by
3.0k points

2 Answers

24 votes
24 votes

Answer:

I got this same question on my quiz, so I added the other two questions as well, with their answers.

Explanation:

1. What is the standard deviation of the data set? Round to the nearest tenth if needed.

2, 4, 7, 8, 9

Answer: 2.9

2. Data Set A has a mean of 215 and a standard deviation of 35. Data Set B has a mean of 400 and a standard deviation of 12. Which data set is more spread out?

Answer: Data Set A

3. What is the standard deviation of a data set whose values are all the same?

Answer: 0

User Mehamasum
by
3.1k points
12 votes
12 votes

Answer:

zero

Explanation:

User Asotos
by
2.6k points