The answer is 3. I hope this helps!
Answer:

Step-by-step explanation:
Given


Required
Determine MSE
This is calculated as:

Where:

denominator df
So, we have:


To calculate the df, we have:
--- observations
treatments
So:




So, we have:



The relationship shown for the flour and the cost is that of a direct variation because the graph is a straight line, noting that the increase of one variable causes also the increase to the value of the other. The point (1, 0.75) means that every pound of flour costs 0.75 dollar. From the graph given, the bakery will have to pay approximately $30 for 40 pounds of flour.
Population of the state of New York is 19.65 million.
Million is equal to 1*10^6
So 19.65*10^6
Population of New York city is 8,406,000.
It is equal to 8.406*10^6
Therefore people in New York state did not in New York city is,
19.65*10^6 - 8.406*10^6
11.244*10^6
1.1244*10^7