Answer:
$7562.50
Step-by-step explanation:
The rule of a geometric sequence:

We have:

Find 
substitute:

Answer:
x = 4, -6
Step-by-step explanation:
x = 4, -6
So with standard deviation, the greater it is the greater the spread is.
Since distribution 3 has the greatest standard deviation, it has the greatest spread.
Answer:
the irrational numbers are all the real numbers which are not rational numbers.
Step-by-step explanation: