echaplinemily echaplinemily
  • 13-06-2016
  • Mathematics
contestada

A survey shows that 45% of the respondents pick option A. Given that 50 people replied, what is the standard error of the proportion

Respuesta :

Hagrid
Hagrid Hagrid
  • 24-06-2016
The formula for the standard error is this:
σM = σ / √N

where
σM is the standard error
σ is the standard deviation
N is the number of samples

So,
σM = 0.45 / √50
σM = 0.0636 or 6.36%

The standard error is 0.0636
Answer Link
nighterider1245 nighterider1245
  • 28-11-2018

Answer:

i got the same answer as the other guy, but the answer choices are:

A.  7.04%  

B. 14.06%

C.  21.09%  

D.  0.07%


Step-by-step explanation:


Answer Link

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