Identify the type of sample used. Coaches pick 20 boys and 20 girls randomly from the basketball league to survey about practice and game times.

A.
convenience

B.
simple random

C.
stratified random

D.
systematic

Question

Identify the type of sample used. Coaches pick 20 boys and 20 girls randomly from the basketball league to survey about practice and game times.  
 
 

 
 

  

  A. 
  convenience   
   

 
 

  

  B. 
  simple random   
   

 
 

  

  C. 
  stratified random   
   

 
 

  

  D. 
  systematic

littlebird · Answer

I think it might be a stratified random sample.

anonymous · Answer

Thanks, but how do you figure that out?

anonymous · Answer

@Littlebird

littlebird · Answer

A stratified sample is a probability sampling technique in which the researcher divides the entire target population into different subgroups, or strata, and then randomly selects the final subjects proportionally from the different strata.