The mean attention span for adults in a certain village is 15 minutes with a standard deviation of 6.4. If the means of all possible samples of size 30 is taken from this population, will equal _________.
A) 3.0
B) 6.4
C) 0.21
D) 1.17

Question

The mean attention span for adults in a certain village is 15 minutes with a standard deviation of 6.4. If the means of all possible samples of size 30 is taken from this population,  will equal _________.
A) 3.0 
B) 6.4 
C) 0.21 
D) 1.17

Quizplus · Accepted Answer

The Answer of The mean attention span for adults in a certain village is 15 minutes with a standard deviation of 6.4. If the means of all possible samples of size 30 is taken from this population,  will equal _________.
A) 3.0 
B) 6.4 
C) 0.21 
D) 1.17

The Mean Attention Span for Adults in a Certain Village