5 friends could got to the party
21-16=5
Answer:
The center is the point 
Step-by-step explanation:
we know that
The center of the circle is equal to the midpoint of the endpoints of the diameter
so
The formula to calculate the midpoint between two points is equal to

substitute the values



therefore
The center is the point 
Step-by-step explanation:

8 pieces of wood. It takes 6 inches to make 1 dowel, so with 4 feet (48 inches) you could make 8 dowels per board. You would need 7.5 boards to make 60, but you cant buy half a board, so the answer is 8
Answer:
The test statistic is z = 1.865.
Step-by-step explanation:
The test statistic is:
In which X is the sample mean,
is the value tested at the null hypothesis,
is the standard deviation and n is the size of the sample.
H0: p = 0.11
This means that 0.11 is tested at the null hypothesis, and so:


The engineer weighs 94 bags and finds that 16 of them are over-filled.
This means that:

What is the test statistic?

The test statistic is z = 1.865.