ineedhelpasap4496 ineedhelpasap4496
  • 01-10-2017
  • Mathematics
contestada

A sample of n = 9 scores has a variance of s2 = 144. what is the standard deviation for this sample?​

Respuesta :

barnuts
barnuts barnuts
  • 11-10-2017

The relationship between variance and standard deviation is simply:

s = standard deviation

s^2 = variance

 

s = sqrt (s^2)

 

Therefore calculating for s:

s = sqrt (144)

s = 12

 

So we get the standard deviation is simply 12 scores.

Answer Link

Otras preguntas

What was the South’s greatest concern when California applied for statehood?
How would you define psychological realism?
lara has a tin of peanuts cashews and pecans she will pick a second nut without looking. how many outcomes are there for her two picks?
take 2 identical bowls filled with water.shine a spotlight on one and place one away from the spotlight in the same room. which shows higher evaporation and why
List all integers between -0.6 and 4.17 THANK U
An object with mass 60 kg moved in outer space. When it was at location < 13, -19, -3 > its speed was 3.5 m/s. A single constant force < 220, 320, -120
What are the characteristics of mass culture?
What is the probability of someone correctly guessing your Social Security number? (Assume all digits 0-9 are available for use)a
What is the probability of someone correctly guessing your Social Security number? (Assume all digits 0-9 are available for use)a
What was the South’s greatest concern when California applied for statehood?