carpenter2020 carpenter2020
  • 24-05-2017
  • Mathematics
contestada

PLZZ HELP!!!!!!!!What is the standard deviation of the data set?
6, 4, 9, 5, 5, 4, 5
Round the answer to the tenths place

1.3

1.7

5.0

5.4

Respuesta :

kburt95 kburt95
  • 26-05-2017
1.7 is the answer, first you would add up all of you numbers and then divide by 7
Answer Link
stephaniep7nsa2
stephaniep7nsa2 stephaniep7nsa2
  • 10-06-2020

Answer:

1.7

Step-by-step explanation:

Verified correct in a K12 test, but I looked up how to do it... A calculator is the easiest way!!  :o

From mathisfun website:

  • Work out the Mean (the simple average of the numbers)
  • Then for each number: subtract the Mean and square the result.
  • Then work out the mean of those squared differences.
  • Take the square root of that and we are done!
Answer Link

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