Answer: whats the question?
Step-by-step explanation:
Answer:

Step-by-step explanation:

To get
you needed to divide the numerator and denominator by 3.
Answer:
Z = 3
Step-by-step explanation:
In a normal distribution, the Z score that corresponds with a data point x is calculated using the formula;

For the case given, the z score will be;

Answer:
Step-by-step explanation:
I need the question to answer please :)
A rational number is a number that is not repeating. So a rational number can be 5 or 2.3314. But Pi is irrational. So is 1/3 and 2/3 because in decimal form they are repeating. Which means they will go on forever which makes them irrational.