Will give the brainliest to the person who answers the question first and correctly!!

For the data set 4, 5, 10, 11, 15, the mean, x, is 9. What is the standard deviation?

Round to the nearest tenth.

A. 4.1

B. 20.5

C. 16.4

D. 4.5​

Will give the brainliest to the person who answers the question first and correctly!!For the data set 4, 5, 10, 11, 15, the mean, x, is 9. What is the standard class=

Answer :

Answer:

D. 4.5​

Step-by-step explanation:

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