Respuesta :
Answer:
Mean is 5.
Step-by-step explanation:
We have been given the information to find mean
We have formula for [tex]mean=\frac{total number of observations}{number of observations}[/tex]
Here, we have given:
Number of sites 15 and
total number of shield darters 75
On substituting the values in the formula we get
[tex]Mean=\frac{75}{15}=5[/tex]