Answer:
B and is (-2, 3)...........
1 meter would because 1 milimeter would be the size of your fingernail
Answer:
The answer should round up to 40 minutes. Do it to make sure the answer is 4 which in this case = 40
Step-by-step explanation:

Answer:
<h2>69.5</h2>
Step-by-step explanation:
Given the confidence interval of the heights of american heights given as (65.3,73.7);
Lower confidence interval L = 65.3 and Upper confidence interval U = 73.7
Sample mean will be the average of both confidence interval . This is expressed mathematically as 

Hence, the sample mean is 69.5