Answer:
B 1/2
Step-by-step explanation:
This is right
No because that would just be measuring freshman a better sampling method would be surveying the same number of students for each grade
Answer:
poit 1 5 q
Step-by-step explanation:
So the side length became 0.6*5 = 3 cm.
Answer:
6.27
Step-by-step explanation:
We are to obtain the standard deviation of the given values :
{24, 18, 31,25, 34}
The standard deviation = √(Σ(x - mean)²/ n)
The mean = (ΣX) /n
Using calculator to save computation time :
The standard deviation, s = 6.27 (2 decimal places)