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

The first invasions of Rome from the east were from a. the Persians c. the Turks b. the Chinese d. the Spanish
Find the slope and y intercept of this equation y=(2-a)x+a
can you please simplify: sqrt 75x^6
A helicopter rose vertically 300m and then flew west 400m. how far was the helicopter from it starting point?
How do I solve 5x^2-5x-30=0 ?
. Which of these statements is true according to both Hindu and Buddhist philosophies? Events are not random but happen because of someone's actions. All people
Which emerged after deindustrialization? free trade manufacturing-based economy oil surplus service-based economy stagflation
how to figure how many hundreds there are in 150,000
what's a good thesis statement for a research paper about cancer?
​An autocracy gives the ruler the power to --- join the NATO forces control all branches of government join the United Nations