Answer:
y=5
Step-by-step explanation:
Answer:
The sample size required is 2500.
Step-by-step explanation:
z-score:
In function of the margin of error M, the z-score is given by:

In this question, we have that:

So






The sample size required is 2500.
Answer:
The length of the trip is 1.5
Step-by-step explanation:
5÷100×30=1.5
Answer:
Answer is 9 feet = 9 fe 2t
w= 9fe 2t
Step-by-step explanation:
Answer:
-11
3
5
-24
Step-by-step explanation: