Approximately 52% of all recent births were boys. In a simple random sample of 100 recent births, 49 were boys and 51 were girls. The most likely explanation for the difference between the observed results and the expected results in this case is

Approximately 52% of all recent births were boys. In a simple random sample of 100 recent births, 49 were boys and 51 were girls. The most likely explanation for the difference between the observed results and the expected results in this case is



A) variability due to sampling 

B) bias 

C) nonsampling error

D) confounding

E) a sampling frame that is incomplete



Answer: variability due to sampling


Learn More :